Weight Adjusted Calculator

Weight Adjusted Calculator: Precision in Measurements body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: #f8f9fa; color: #333; line-height: 1.6; margin: 0; padding: 0; display: flex; flex-direction: column; align-items: center; } .container { width: 100%; max-width: 960px; margin: 20px auto; padding: 25px; background-color: #ffffff; box-shadow: 0 4px 15px rgba(0, 74, 153, 0.1); border-radius: 8px; display: flex; flex-direction: column; align-items: center; } h1, h2, h3 { color: #004a99; text-align: center; } h1 { margin-bottom: 15px; font-size: 2.2em; } h2 { margin-top: 30px; margin-bottom: 15px; font-size: 1.8em; } h3 { margin-top: 20px; margin-bottom: 10px; font-size: 1.4em; } .loan-calc-container { width: 100%; max-width: 600px; margin: 20px 0; padding: 25px; background-color: #e7f3ff; border-radius: 8px; box-shadow: inset 0 2px 8px rgba(0, 74, 153, 0.05); } .input-group { margin-bottom: 18px; text-align: left; } .input-group label { display: block; margin-bottom: 8px; font-weight: 600; color: #004a99; } .input-group input[type="number"], .input-group select { width: calc(100% – 22px); padding: 10px 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 1em; box-sizing: border-box; } .input-group .helper-text { font-size: 0.85em; color: #666; margin-top: 5px; display: block; } .input-group .error-message { color: #dc3545; font-size: 0.85em; margin-top: 5px; display: none; /* Hidden by default */ } .input-group .error-message.visible { display: block; } button { background-color: #004a99; color: white; border: none; padding: 12px 25px; margin: 5px; border-radius: 5px; cursor: pointer; font-size: 1em; transition: background-color 0.3s ease, transform 0.2s ease; } button:hover { background-color: #003366; transform: translateY(-1px); } button.secondary { background-color: #6c757d; } button.secondary:hover { background-color: #5a6268; } #result { margin-top: 25px; padding: 20px; background-color: #28a745; color: white; border-radius: 5px; text-align: center; font-size: 1.5em; font-weight: bold; box-shadow: 0 4px 10px rgba(40, 167, 69, 0.4); width: 100%; box-sizing: border-box; } #intermediate-results { margin-top: 20px; padding: 15px; background-color: #f0f0f0; border-radius: 5px; width: 100%; box-sizing: border-box; } #intermediate-results div { margin-bottom: 10px; font-size: 0.95em; display: flex; justify-content: space-between; padding: 5px 0; border-bottom: 1px dashed #ccc; } #intermediate-results div:last-child { border-bottom: none; } .formula-explanation { margin-top: 20px; font-size: 0.9em; color: #555; text-align: center; background-color: #fff; padding: 15px; border-radius: 5px; } table { width: 100%; margin-top: 20px; border-collapse: collapse; } th, td { padding: 10px; text-align: left; border-bottom: 1px solid #ddd; } th { background-color: #004a99; color: white; font-weight: bold; } tr:nth-child(even) { background-color: #f2f2f2; } caption { font-size: 1.1em; font-weight: bold; color: #004a99; margin-bottom: 10px; text-align: center; } .chart-container { width: 100%; max-width: 600px; margin: 20px auto; padding: 20px; background-color: #ffffff; border-radius: 8px; box-shadow: 0 2px 8px rgba(0, 74, 153, 0.08); } .chart-container canvas { display: block; /* Remove extra space below canvas */ margin: 0 auto; } .chart-caption { font-size: 0.9em; color: #666; text-align: center; margin-top: 10px; } .article-content { width: 100%; max-width: 960px; margin: 30px auto; padding: 25px; background-color: #ffffff; box-shadow: 0 4px 15px rgba(0, 74, 153, 0.1); border-radius: 8px; text-align: left; } .article-content p, .article-content ul, .article-content ol { margin-bottom: 15px; font-size: 1.05em; } .article-content li { margin-bottom: 8px; } .article-content h2, .article-content h3 { text-align: left; margin-top: 25px; margin-bottom: 12px; color: #004a99; } .article-content h2 { font-size: 1.8em; border-bottom: 2px solid #004a99; padding-bottom: 5px; } .article-content h3 { font-size: 1.4em; color: #0056b3; } .faq-item { margin-bottom: 15px; padding: 10px; background-color: #f0f8ff; border-left: 4px solid #004a99; border-radius: 3px; } .faq-item strong { color: #004a99; display: block; margin-bottom: 5px; } .internal-links-section { margin-top: 30px; padding: 20px; background-color: #e7f3ff; border-radius: 8px; } .internal-links-section h3 { text-align: left; margin-top: 0; } .internal-links-section ul { list-style: none; padding: 0; } .internal-links-section li { margin-bottom: 10px; } .internal-links-section a { color: #004a99; text-decoration: none; font-weight: bold; } .internal-links-section a:hover { text-decoration: underline; } .internal-links-section span { font-size: 0.9em; color: #555; display: block; margin-top: 3px; } .results-summary { font-size: 1.1em; color: #333; margin-bottom: 15px; text-align: center; } #copyResultsBtn { background-color: #6c757d; } #copyResultsBtn:hover { background-color: #5a6268; } .highlighted-result { font-size: 1.8em; font-weight: bold; color: #004a99; margin-top: 10px; display: block; }

Weight Adjusted Calculator

Refine your measurements with our advanced Weight Adjusted Calculator. Input your base weight and influencing factors to get a precise, adjusted value.

Enter the initial or standard weight.
A multiplier reflecting changes (e.g., 1.05 for 5% increase, 0.98 for 2% decrease).
A value specific to the context (e.g., density, humidity, temperature).
Density Impact Humidity Impact Temperature Impact Other (Manual Adjustment) Select the type of contextual influence.

Intermediate Values:

Formula: Adjusted Weight = Base Weight * Adjustment Factor * (Context Specific Value Adjustment)

The "Context Specific Value Adjustment" is implicitly handled by the Adjustment Factor in simpler cases, or derived from context-specific formulas for density, humidity, or temperature. For 'Other', it's directly what the Adjustment Factor represents. This calculator primarily uses the direct `Adjustment Factor` as the main modifier.
Impact of Adjustment Factor on Base Weight
Weight Adjustment Calculation Breakdown
Input Value Unit
Base Weight N/A Units
Adjustment Factor N/A Ratio
Context Specific Value N/A Units
Context Type N/A Type
Adjusted Weight N/A Units

What is a Weight Adjusted Calculator?

A Weight Adjusted Calculator is a specialized tool designed to refine a measurement, typically weight, by considering one or more influencing factors. In its simplest form, it applies a multiplier (the adjustment factor) to a base weight to account for variations or specific conditions. More complex versions might incorporate additional environmental or material properties that affect the perceived or actual weight in a given scenario. This tool is crucial in fields where precision is paramount, ensuring that measurements are as accurate as possible under specific circumstances.

Who Should Use a Weight Adjusted Calculator?

Professionals and hobbyists across various disciplines benefit from using a Weight Adjusted Calculator:

  • Scientists and Researchers: For experiments where environmental conditions (like humidity, temperature, or atmospheric pressure) might slightly alter the mass or effective weight of substances.
  • Engineers: In structural or mechanical engineering, to calculate the precise weight of components under varying conditions or to adjust for material density changes.
  • Logistics and Shipping: When calculating shipping costs or load capacities, slight adjustments might be needed based on factors like moisture content or density variations in bulk materials.
  • Manufacturers: For quality control, ensuring that products meet weight specifications by accounting for process variations.
  • Athletes and Fitness Professionals: While often simplified, understanding how body composition (which can be influenced by hydration levels, akin to density/humidity) affects perceived or functional weight can be relevant.
  • Hobbyists: Such as model builders or individuals working with precise material requirements, who need to account for minor variations.

Common Misconceptions about Weight Adjustment

  • It's just a simple percentage: While many applications use a straightforward percentage adjustment, complex scenarios involve non-linear relationships or context-dependent variables.
  • Weight is always absolute: In some contexts, particularly with highly sensitive measurements or specific materials, the effective 'weight' can be influenced by buoyancy, temperature expansion, or other physical phenomena. A Weight Adjusted Calculator helps quantify these.
  • One size fits all: The factors influencing weight adjustment are highly specific to the material, environment, and purpose. A general calculator might not suffice for highly specialized needs.

Weight Adjusted Calculator Formula and Mathematical Explanation

The core concept behind a Weight Adjusted Calculator is to modify a standard or base weight by applying relevant factors. The general formula can be expressed as:

Adjusted Weight = Base Weight × Adjustment Factor

Let's break down the components:

1. Base Weight (W_base): This is the initial, unadjusted weight of the object or substance. It serves as the starting point for our calculation.

2. Adjustment Factor (AF): This is a dimensionless multiplier that quantifies the intended modification. It can be derived from various sources:

  • Direct Input: The user directly inputs a value representing the desired adjustment (e.g., 1.05 for a 5% increase, 0.98 for a 2% decrease). This is common for manual adjustments or when a precise factor is known.
  • Derived from Context: In more sophisticated calculators, the AF might be calculated based on specific contextual parameters like density, humidity, temperature, or material properties. For instance, in a buoyancy context, the density of the fluid relative to the object's density would influence an effective weight change.

3. Adjusted Weight (W_adj): This is the final calculated weight after the adjustment factor has been applied.

Mathematical Derivation and Contextual Types

While the primary formula is simple multiplication, the *derivation* of the `Adjustment Factor` is where complexity arises. Our calculator includes common contextual types:

  • Density Impact: If comparing the same volume of different materials, density dictates their weight. For example, adjusting for the weight of a specific volume of lead vs. aluminum. The `Adjustment Factor` would relate to the ratio of densities: AF = Density_Target / Density_Reference.
  • Humidity Impact: Hygroscopic materials absorb moisture, increasing their weight. The adjustment factor here would depend on the material's moisture absorption characteristics and the ambient humidity.
  • Temperature Impact: While mass is invariant, temperature can affect volume (thermal expansion), which might indirectly influence measurements in certain apparatus or contexts. For weight adjustments related to buoyancy in air, temperature affects air density.
  • Other: This category covers any other specific factor you wish to apply, usually entered directly as the `Adjustment Factor`.

Variable Table

Variables in Weight Adjustment Calculation
Variable Meaning Unit Typical Range / Notes
Base Weight (W_base) The initial or standard weight measurement. Mass Units (e.g., kg, lbs, g) Positive numerical value.
Adjustment Factor (AF) A multiplier reflecting the change needed due to specific conditions or properties. Ratio (dimensionless) Often around 1.0. Values > 1 increase weight, < 1 decrease weight. Varies greatly by context.
Context Specific Value A measurement relevant to the specific context (e.g., target density, measured humidity, temperature). Varies (e.g., kg/m³, %, °C) Depends on the `Context Type`.
Context Type The nature of the factor influencing the weight adjustment. Type e.g., Density, Humidity, Temperature, Other.
Adjusted Weight (W_adj) The final weight after applying the adjustment factor. Mass Units (e.g., kg, lbs, g) Result of W_base × AF.

Practical Examples (Real-World Use Cases)

Example 1: Adjusting for Material Density in Logistics

A logistics company is shipping a container filled with a specific type of plastic pellets. They know the volume of the container and the standard weight of the pellets per cubic meter under normal conditions. However, the supplier indicates the density of this particular batch is slightly higher due to a manufacturing variation.

  • Base Weight: Let's assume the standard weight for the volume is 5,000 kg.
  • Context: Material Density. The standard density corresponds to an `Adjustment Factor` of 1.0. This batch has a higher density, resulting in an `Adjustment Factor` of 1.08 (an 8% increase in weight for the same volume).
  • Context Specific Value: Could be the measured density difference (e.g., 1080 kg/m³ vs 1000 kg/m³).
  • Context Type: Density Impact.

Calculation:

Using the calculator:

  • Base Weight: 5000 kg
  • Adjustment Factor: 1.08
  • Context Type: Density Impact (or Other, if directly inputting 1.08)

Result: Adjusted Weight = 5000 kg × 1.08 = 5400 kg.

Interpretation: The container will be 400 kg heavier than initially estimated based on standard material properties. This is critical for ensuring the vehicle's load capacity is not exceeded and that shipping fees are accurate.

Example 2: Accounting for Humidity in Chemical Manufacturing

A chemical manufacturer produces a fine powder. The product's specification requires a precise final weight per batch, but the powder is hygroscopic (absorbs moisture from the air). The ambient humidity is currently high.

  • Base Weight: Target initial powder weight before accounting for humidity is 25 kg.
  • Context: Humidity. Based on material data sheets and current humidity levels (e.g., 75%), the powder is expected to absorb moisture, increasing its weight. Let's say this corresponds to an `Adjustment Factor` of 1.03.
  • Context Specific Value: Could be the measured ambient humidity (75%).
  • Context Type: Humidity Impact.

Calculation:

Using the calculator:

  • Base Weight: 25 kg
  • Adjustment Factor: 1.03
  • Context Type: Humidity Impact

Result: Adjusted Weight = 25 kg × 1.03 = 25.75 kg.

Interpretation: To meet the final specification after potential moisture absorption during handling or storage, the initial batch should be prepared at 25.75 kg. This ensures the product remains within its allowable weight tolerance.

How to Use This Weight Adjusted Calculator

Our Weight Adjusted Calculator is designed for ease of use, providing accurate results with minimal input. Follow these steps:

  1. Enter Base Weight: Input the standard or initial weight of the object or substance you are measuring. Ensure you use consistent units (e.g., kilograms, pounds).
  2. Determine Adjustment Factor: This is the most crucial step.
    • If you know the precise multiplier needed (e.g., from material specifications, experimental data), enter it directly. Values greater than 1.0 indicate an increase in weight, while values less than 1.0 indicate a decrease.
    • If you are using context-specific adjustments like density, humidity, or temperature, select the appropriate `Context Type` from the dropdown. The calculator may use this to inform the interpretation, but you will still primarily rely on the `Adjustment Factor` derived from that context. The `Context Specific Value` field can be used to record the relevant parameter (e.g., humidity percentage).
  3. Select Context Type (Optional but Recommended): Choose the category that best describes why you need to adjust the weight. This helps in understanding the nature of the adjustment.
  4. Calculate: Click the "Calculate Adjustment" button.

Reading the Results

  • Primary Result (Adjusted Weight): This is the main output, showing the calculated weight after applying the adjustment factor.
  • Intermediate Values:
    • Adjusted Weight Value: This is the same as the primary result, clearly labeled.
    • Contextual Impact: This field provides a brief description of how the context (density, humidity etc.) influences the weight, often reflected in the Adjustment Factor.
    • Final Adjustment Ratio: This explicitly states the `Adjustment Factor` used in the calculation.
  • Formula Explanation: A brief text explaining the core calculation method.
  • Chart: Visualizes how the `Adjustment Factor` impacts the `Base Weight`.
  • Table: Provides a structured breakdown of all inputs and the final calculated `Adjusted Weight`.

Decision-Making Guidance

Use the `Adjusted Weight` for critical decisions:

  • Logistics: Ensure compliance with weight limits and accurate billing.
  • Manufacturing: Maintain product quality and specifications.
  • Research: Ensure experimental data validity by accounting for environmental variables.
The `Adjustment Factor` itself provides insight into the magnitude of the environmental or material influence. A factor close to 1.0 means minimal adjustment is needed, while a factor further from 1.0 indicates a significant deviation.

Key Factors That Affect Weight Adjustment Results

Several factors can influence the accuracy and necessity of weight adjustments:

  1. Material Properties: The inherent characteristics of the substance being weighed, such as density, porosity, hygroscopicity (moisture absorption), and thermal expansion, are primary drivers for adjustment. Different materials react differently to environmental changes.
  2. Environmental Conditions:
    • Temperature: Affects density (especially of gases and liquids) and can cause expansion/contraction in solids, though mass remains constant. Buoyancy effects change with air density, which is temperature-dependent.
    • Humidity: Crucial for hygroscopic materials, as absorbed water significantly increases weight.
    • Atmospheric Pressure: Primarily affects buoyancy, influencing the apparent weight in air. Higher pressure means denser air, increasing buoyancy and slightly decreasing apparent weight.
  3. Measurement Precision: The accuracy of the base weight measurement and the precision with which influencing factors (like temperature or density) are measured directly impact the reliability of the adjusted weight.
  4. Purpose of Measurement: Is the weight for shipping, chemical reaction stoichiometry, structural load calculation, or scientific precision? The required accuracy and the relevant factors differ greatly. A Weight Adjusted Calculator helps tailor the measurement to the specific purpose.
  5. Calibration of Equipment: Weighing scales must be properly calibrated. Furthermore, any instruments used to measure environmental conditions or material properties must also be accurate.
  6. Time and Duration: For processes involving moisture absorption or temperature changes, the duration of exposure matters. A material might absorb more moisture over several hours than it does in minutes. This temporal aspect can influence the effective `Adjustment Factor`.
  7. Gravitational Variations: While typically negligible for most terrestrial applications, gravitational acceleration does vary slightly across the Earth's surface. This affects the force of gravity (weight), though the mass remains constant. For highly precise scientific work, this might be considered.

Frequently Asked Questions (FAQ)

Q1: What is the difference between mass and weight, and why does this calculator adjust weight?

Mass is an intrinsic property of matter (how much "stuff" there is), while weight is the force of gravity acting on that mass. This calculator adjusts the *apparent* or *effective* weight to account for factors like buoyancy (influenced by air density, which changes with temperature/pressure) or changes in the material itself (like moisture absorption), ensuring the measurement is relevant for a specific context.

Q2: Do I always need to use a 'Context Specific Value'?

Not necessarily. If you are directly given or know the exact `Adjustment Factor` needed for your situation (e.g., a 5% increase), you can input '1.05' directly into the `Adjustment Factor` field and choose 'Other' for `Context Type`. The `Context Specific Value` is for when the factor needs to be derived from a measured parameter.

Q3: Can this calculator adjust for buoyancy in water?

This calculator's primary focus is on adjustments typically applied in air or for material property changes. For buoyancy in water, the calculation is different (Archimedes' principle). However, if you can determine the *net effect* on apparent weight as a single multiplier (e.g., the object effectively weighs 10% less due to submersion), you could use that multiplier as the `Adjustment Factor`.

Q4: What units should I use for Base Weight?

You can use any standard unit of mass (e.g., kilograms, pounds, grams). The `Adjusted Weight` will be in the same unit. Ensure consistency throughout your inputs.

Q5: How do I interpret an Adjustment Factor less than 1.0?

An `Adjustment Factor` less than 1.0 signifies that the adjusted weight will be *less* than the base weight. This might occur due to factors like increased buoyancy (e.g., in a less dense fluid or less dense air) or if the 'base' measurement represents a heavier state (like a saturated material) and you need the dry weight.

Q6: Is the 'Context Type' selection critical for the calculation?

The calculation itself relies on the `Base Weight` and `Adjustment Factor`. The `Context Type` and `Context Specific Value` are primarily for documentation, understanding, and potentially informing how you determine the `Adjustment Factor`. If you input the correct `Adjustment Factor`, the calculation will be correct regardless of the `Context Type` selected.

Q7: What if my adjustment involves multiple factors (e.g., temperature AND humidity)?

In such cases, you would ideally determine a single, combined `Adjustment Factor` that accounts for all influences. This might require more complex calculations or consulting specialized tables. If separate factors are known, you can multiply them together (e.g., AF_temp × AF_humidity = Combined AF) assuming their effects are multiplicative.

Q8: Can this calculator predict future weight changes?

This calculator determines an adjusted weight based on current or specified conditions. It doesn't predict future changes unless those future conditions are explicitly used to derive the `Adjustment Factor`.

function validateInput(id, min, max, allowEmpty = false) { var input = document.getElementById(id); var errorElement = document.getElementById(id + 'Error'); var value = parseFloat(input.value); var isValid = true; errorElement.classList.remove('visible'); input.style.borderColor = '#ccc'; if (input.value.trim() === "" && !allowEmpty) { errorElement.innerText = "This field cannot be empty."; isValid = false; } else if (input.value.trim() !== "" && isNaN(value)) { errorElement.innerText = "Please enter a valid number."; isValid = false; } else if (value max) { errorElement.innerText = "Value cannot be greater than " + max + "."; isValid = false; } if (!isValid) { errorElement.classList.add('visible'); input.style.borderColor = '#dc3545'; } return isValid; } function calculateWeightAdjustment() { var baseWeight = parseFloat(document.getElementById('baseWeight').value); var adjustmentFactor = parseFloat(document.getElementById('adjustmentFactor').value); var contextSpecificValue = parseFloat(document.getElementById('contextSpecificValue').value); var contextType = document.getElementById('contextType').value; var isValid = true; isValid = validateInput('baseWeight', 0) && isValid; isValid = validateInput('adjustmentFactor', 0) && isValid; // Adjustment factor can theoretically be very small, but not negative or zero typically for adjustment. Let's set a practical lower bound if needed, but 0 is a safe floor. isValid = validateInput('contextSpecificValue', 0, Infinity, true) && isValid; // Allow empty if (!isValid) { return; } var adjustedWeight; var contextualImpact = ""; var finalAdjustmentRatio = adjustmentFactor; // Default // Simple calculation: Adjusted Weight = Base Weight * Adjustment Factor // The context-specific value and type are for informational purposes or could be used in more complex derivations not directly implemented here for simplicity. adjustedWeight = baseWeight * adjustmentFactor; if (contextType === "density") { contextualImpact = "Density difference impacts effective weight for a given volume."; } else if (contextType === "humidity") { contextualImpact = "Moisture absorption increases the weight of hygroscopic materials."; } else if (contextType === "temperature") { contextualImpact = "Temperature affects density and buoyancy, influencing apparent weight."; } else { contextualImpact = "Custom adjustment applied."; } document.getElementById('result').innerText = adjustedWeight.toFixed(4); document.getElementById('adjustedWeightValue').innerHTML = 'Adjusted Weight: ' + adjustedWeight.toFixed(4) + ' Units'; document.getElementById('contextualImpact').innerHTML = 'Contextual Impact: ' + contextualImpact; document.getElementById('finalAdjustmentRatio').innerHTML = 'Final Adjustment Ratio: ' + adjustmentFactor.toFixed(3); // Update table document.getElementById('tableBaseWeight').innerText = baseWeight.toFixed(2); document.getElementById('tableAdjustmentFactor').innerText = adjustmentFactor.toFixed(3); document.getElementById('tableContextSpecificValue').innerText = contextSpecificValue.toFixed(2); document.getElementById('tableContextSpecificUnit').innerText = contextType === "other" ? "N/A" : contextType; // Basic unit indication document.getElementById('tableContextType').innerText = contextType.charAt(0).toUpperCase() + contextType.slice(1); document.getElementById('tableAdjustedWeight').innerText = adjustedWeight.toFixed(4); updateChart(baseWeight, adjustmentFactor, adjustedWeight); document.getElementById('results-section').style.display = 'block'; } function resetCalculator() { document.getElementById('baseWeight').value = "100"; document.getElementById('adjustmentFactor').value = "1.0"; document.getElementById('contextSpecificValue').value = ""; document.getElementById('contextType').value = "other"; document.getElementById('result').innerText = ""; document.getElementById('adjustedWeightValue').innerHTML = "; document.getElementById('contextualImpact').innerHTML = "; document.getElementById('finalAdjustmentRatio').innerHTML = "; document.getElementById('tableBaseWeight').innerText = "N/A"; document.getElementById('tableAdjustmentFactor').innerText = "N/A"; document.getElementById('tableContextSpecificValue').innerText = "N/A"; document.getElementById('tableContextSpecificUnit').innerText = "Units"; document.getElementById('tableContextType').innerText = "N/A"; document.getElementById('tableAdjustedWeight').innerText = "N/A"; document.getElementById('results-section').style.display = 'none'; clearChart(); } function copyResults() { var resultText = "Weight Adjustment Calculation Results:\n\n"; resultText += "Adjusted Weight: " + document.getElementById('result').innerText + " Units\n"; resultText += "————————————–\n"; resultText += document.getElementById('adjustedWeightValue').innerText + "\n"; resultText += document.getElementById('contextualImpact').innerText + "\n"; resultText += document.getElementById('finalAdjustmentRatio').innerText + "\n"; resultText += "\nKey Assumptions:\n"; resultText += "- Base Weight: " + document.getElementById('tableBaseWeight').innerText + "\n"; resultText += "- Adjustment Factor Used: " + document.getElementById('tableAdjustmentFactor').innerText + "\n"; resultText += "- Context Type: " + document.getElementById('tableContextType').innerText + "\n"; resultText += "- Context Specific Value: " + document.getElementById('tableContextSpecificValue').innerText + "\n"; var textArea = document.createElement("textarea"); textArea.value = resultText; document.body.appendChild(textArea); textArea.select(); try { document.execCommand("copy"); alert("Results copied to clipboard!"); } catch (e) { console.error("Failed to copy results: ", e); alert("Copying failed. Please copy manually."); } textArea.remove(); } var weightChart; function updateChart(baseWeight, adjustmentFactor, adjustedWeight) { var ctx = document.getElementById('weightAdjustmentChart').getContext('2d'); if (weightChart) { weightChart.destroy(); } var baseData = baseWeight; var adjustedData = adjustedWeight; var labels = ['Base Weight', 'Adjusted Weight']; var dataValues = [baseData, adjustedData]; // Dynamically adjust number of data points for chart based on realistic scenarios var chartDataPoints = []; var chartLabels = []; // Example: Show base weight and a few adjusted weights around the calculated factor var steps = 5; var factorStep = adjustmentFactor > 1 ? (adjustmentFactor – 1) / steps : (1 – adjustmentFactor) / steps; if (factorStep < 0.01) factorStep = 0.01; // Ensure minimal step for (var i = 0; i = 1) { currentFactor = 1 + (factorStep * i); } else { currentFactor = 1 – (factorStep * i); } if (currentFactor <= 0) currentFactor = 0.01; // Avoid non-positive factors chartLabels.push("Factor: " + currentFactor.toFixed(3)); chartDataPoints.push(baseWeight * currentFactor); } // Ensure the calculated adjusted weight is included if (!chartLabels.includes("Factor: " + adjustmentFactor.toFixed(3))) { chartLabels.push("Factor: " + adjustmentFactor.toFixed(3)); chartDataPoints.push(adjustedWeight); } weightChart = new Chart(ctx, { type: 'bar', data: { labels: chartLabels, datasets: [{ label: 'Calculated Weight', data: chartDataPoints, backgroundColor: 'rgba(0, 74, 153, 0.6)', borderColor: 'rgba(0, 74, 153, 1)', borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: false, scales: { y: { beginAtZero: true, title: { display: true, text: 'Weight (Units)' } }, x: { title: { display: true, text: 'Adjustment Factor' } } }, plugins: { legend: { display: true, position: 'top', }, title: { display: true, text: 'Impact of Adjustment Factor on Weight' } } } }); } function clearChart() { var ctx = document.getElementById('weightAdjustmentChart').getContext('2d'); if (weightChart) { weightChart.destroy(); } ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height); } // Initial calculation on load if default values are present document.addEventListener('DOMContentLoaded', function() { // Optional: Trigger calculation on load if default values are meaningful // calculateWeightAdjustment(); clearChart(); // Ensure chart is empty on load });

Leave a Comment