What is the Work Calculator?
Calculate mechanical work done by a force over a distance. In physics, work is force multiplied by distance in the direction of the force, and it measures the energy transferred by pushing or pulling.

How to use the Work Calculator
- Enter your force, your distance, your angle between force and motion.
- Results update automatically as you type; you can also press Calculate.
- Read the output: work.
- Use the 📊 chart to see the result visually, then copy or share it.
Formula and method
Worked example
With force = 200 N, distance = 5 m, angle between force and motion = 0 °, the Work Calculator returns work: 1,000.000 J.
Where the Work Calculator helps in real life
You push a heavy box 5 meters across a floor with a steady 200 N force. The calculator gives 1,000 joules of work done.
A student pulls a sled with a rope angled at 30° above the ground. Including the angle shows that only part of the pulling force does useful work.
Common mistakes to avoid
- Leaving out the angle between force and movement.
- Counting work when the object does not move.
- Confusing work (joules) with power (watts).
- Using mass instead of force.
💡 Practical tip: Holding a heavy box still does no work in the physics sense, because nothing moves.

Tips for better results
- Use cos θ for the part of the force along the movement.
- Multiply mass by 9.81 to get weight as a force.
- Divide work by time to get power.
Frequently asked questions
What does the Work Calculator do?
Calculate mechanical work done by a force over a distance.
How is it calculated?
The Work Calculator uses this method: W = F × d × cos θ.
Can you show an example?
With force = 200 N, distance = 5 m, angle between force and motion = 0 °, the Work Calculator returns work: 1,000.000 J.
Is the Work Calculator accurate?
Yes. It uses standard formulas and exact constants, and the results are verified by our automated test suite. Values are displayed to up to 12 significant digits.
Is this tool free and private?
Yes — the Work Calculator is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.
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