---
title: "Engineering Calculators | XTRAW Tools"
description: "Engineering calculators for HVAC, ventilation, airflow, duct sizing, slopes, construction measurements, technical estimates, and STEM workflows."
url: "https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc/results,25-48"
date: "2026-08-21T08:04:20+00:00"
language: "en-GB"
---

Sort by

[Sorted Product Name -/+](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc "-/+")

[Product Name](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/by,product_name/dirDesc "Product Name")

[Ordering](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/by,ordering/dirDesc "Ordering")

- [Start](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc "Start")
- [Prev](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc "Prev")
- [1](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc "1")
- 2
- Next
- End

 Page 2 of 2

Results 25 - 34 of 34
24

 # Engineering Calculators

#### Latest Tools

 [ ![Hooke's Law Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hookes-law-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/hookes-law-calculator "Hooke's Law Calculator")  new

## [Hooke's Law Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2349&virtuemart_category_id=157&Itemid=173)

 Solve for spring constant, force, or displacement using ...

  Be the first to review product

 [ ![Spring Force Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-spring-force-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/spring-force-calculator "Spring Force Calculator")  new

## [Spring Force Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2348&virtuemart_category_id=157&Itemid=173)

 Calculate spring force and elastic potential energy using ...

  Be the first to review product

 [ ![Angular Velocity Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-angular-velocity-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/angular-velocity-calculator "Angular Velocity Calculator")  new

## [Angular Velocity Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2347&virtuemart_category_id=157&Itemid=173)

 Calculate angular velocity from angle and time, or RPM. Use ...

  Be the first to review product

#### Products

 [ ![Average Velocity Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-average-velocity-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/average-velocity-calculator "Average Velocity Calculator")  new

## [Average Velocity Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2332&virtuemart_category_id=157&Itemid=173)

 Calculate average velocity from displacement and time, or ...

  Be the first to review product

 [ ![Acceleration Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-acceleration-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/acceleration-calculator "Acceleration Calculator")  new

## [Acceleration Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2330&virtuemart_category_id=157&Itemid=173)

 Calculate acceleration from change in velocity and time. ...

  Be the first to review product

 [ ![Wire Size Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-wire-size-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/wire-size-calculator "Wire Size Calculator")   popular

## [Wire Size Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2170&virtuemart_category_id=157&Itemid=173)

 Determine a wire gauge estimate from current, distance, ...

  Be the first to review product

 [ ![Voltage Drop Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-voltage-drop-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/voltage-drop-calculator "Voltage Drop Calculator")  new

## [Voltage Drop Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2165&virtuemart_category_id=157&Itemid=173)

 Calculate voltage drop in electrical wiring. Use this free ...

  Be the first to review product

 [ ![Triangle Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-triangle-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/triangle-calculator "Triangle Calculator")   popular

## [Triangle Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2109&virtuemart_category_id=157&Itemid=173)

 Calculate triangle area, perimeter, angles, and side ...

  Be the first to review product

 [ ![Ohm's Law Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-ohms-law-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/ohms-law-calculator "Ohm's Law Calculator")   popular

## [Ohm's Law Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2164&virtuemart_category_id=157&Itemid=173)

 Calculate voltage, current, resistance, or power using ...

  Be the first to review product

 [ ![LED Resistor Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-led-resistor-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/led-resistor-calculator "LED Resistor Calculator")  new

## [LED Resistor Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2171&virtuemart_category_id=157&Itemid=173)

 Calculate the resistor needed for an LED circuit. Use this ...

  Be the first to review product

 [ ![kVA Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-kva-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/kva-calculator "kVA Calculator")  new

## [kVA Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2169&virtuemart_category_id=157&Itemid=173)

 Calculate kilovolt-amps from kilowatts and power factor. ...

  Be the first to review product

 [ ![Circle Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-circle-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/circle-calculator "Circle Calculator")   popular

## [Circle Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2108&virtuemart_category_id=157&Itemid=173)

 Calculate circle area, circumference, diameter, and radius ...

  Be the first to review product

 [ ![Capacitor Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-capacitor-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/capacitor-calculator "Capacitor Calculator")  new

## [Capacitor Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2172&virtuemart_category_id=157&Itemid=173)

 Calculate capacitor charge, energy, and RC time constant. ...

  Be the first to review product

- [Start](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc "Start")
- [Prev](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc "Prev")
- [1](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc "1")
- 2
- Next
- End

Page 2 of 2

## Schema

```json
{
    "@context": "https://schema.org",
    "@type": "BreadcrumbList",
    "itemListElement": [
        {
            "@type": "ListItem",
            "position": 1,
            "name": "Home",
            "item": "https://xtraw.com"
        },
        {
            "@type": "ListItem",
            "position": 2,
            "name": "All Tools",
            "item": "https://xtraw.com/tools"
        },
        {
            "@type": "ListItem",
            "position": 3,
            "name": "Calculators",
            "item": "https://xtraw.com/tools/calculators"
        },
        {
            "@type": "ListItem",
            "position": 4,
            "name": "Science Calculators",
            "item": "https://xtraw.com/tools/calculators/science-calculators"
        },
        {
            "@type": "ListItem",
            "position": 5,
            "name": "Engineering Calculators",
            "item": "https://xtraw.com/tools/calculators/science-calculators/engineering-calculators/dirDesc/results,25-48"
        }
    ]
}
```