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Work done calculator

Compute the work done by a force over a distance (W = F·d).

Related tools

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Work and Power CalculatorCompute work (W = F·d·cosθ) and power (P = W/t) with full unit conversions.Gravitational force calculatorCompute the gravitational attraction between two masses (Newton's law).Torque calculatorCompute torque from a force applied at a distance from the pivot (τ = F·d).Power calculator (physics)Compute power from work done over a period of time (P = W / t).Centripetal force calculatorCompute the centripetal force on an object moving in a circle (F = mv²/r).Force calculator (F = ma)Compute force from mass and acceleration using Newton's second law.Friction force calculatorCompute the friction force from the coefficient of friction and the normal force (F = μN).Hooke's law calculatorCompute the force of a spring from its stiffness and displacement (F = kx).

Need Work done (J)? The Work done calculator derives it from Force (N), Distance (m) in one step. For instance, with Force (N) = 50 and Distance (m) = 4 it returns Work done (J) = 200.

How to use it

  1. Enter your values: Force (N), Distance (m).
  2. Read the result instantly: Work done (J).

Frequently asked questions

What does the Work done calculator actually compute?

It takes Force (N) and Distance (m) and derives Work done (J) from them. The calculation is live as you type, so the result updates on every change.

What information do I need to provide?

2 values: Force (N) and Distance (m). Nothing else is required — no account, no file upload.

Can you show a worked example?

With Force (N) = 50 and Distance (m) = 4, the calculator returns Work done (J) = 200. Those figures come from running this exact tool, so you can reproduce them by entering the same values.

What happens if I enter larger values?

It moves a lot. Using Force (N) = 100 and Distance (m) = 4 instead, Work done (J) goes from 200 to 400 — which is why it is worth testing a few scenarios rather than trusting a single figure.

What does it give for smaller values?

Scaled down to Force (N) = 25 and Distance (m) = 4, Work done (J) comes out at 100. The relationship is worth checking at both ends before you rely on a single result.

When would I actually use this?

Checking a homework answer, sizing something before building it, and getting an order of magnitude before committing to a design — a torque on a bolt, the force a spring returns, the frequency a circuit resonates at, how long light takes to arrive.

What is the most common mistake?

Feeding in a value in the wrong unit. Physics formulas assume SI throughout, so grams instead of kilograms or centimetres instead of metres shifts the answer by powers of ten without any warning.

What is the difference between the Work done calculator and the Work and Power Calculator?

This one returns Work done (J); the Work and Power Calculator returns Result. That is the whole difference — open the one whose figure you need.

Is there a tool for the next step?

Gravitational force calculator is the closest one after this: Compute the gravitational attraction between two masses (Newton's law).

What else is worth having open alongside it?

Torque calculator and Power calculator (physics) — they come up in the same task often enough to be worth a second tab.

Further reading

All guides →
ExplainerHooke's Law Explained: F = kx, Real Spring Constants, and Where It Stops HoldingHooke's law says force is proportional to stretch — but only below the elastic limit. Here is F = kx with worked numbers, what a 200 N/m spring actually feels like, and how springs combine.ExplainerEngine Displacement and Compression Ratio: What They Actually Tell YouBoth numbers are pure geometry — one is the volume a piston sweeps, the other a ratio of two volumes — and both are read as if they described power. Here is each derivation worked on real engines, and exactly what each number can and cannot support.How-toBelt Length Between Two Pulleys: The Geometry, and Why the Answer Is Not What You OrderTwice the centre distance plus both circumferences is 36 % too long. Here is the real formula, how the two straight runs and the two arcs actually add up, how far the standard approximation drifts, and what to do with a figure that is not a catalogue length.ExplainerTightening a Bolt to the Right Torque: Why the Number on the Wrench Is a GuessTorque does not hold a joint together — preload does, and torque is a poor proxy for it. Here is where 90 % of your effort goes, what the K-factor really is, and why the same 37.84 N·m gives anything from 12.61 kN to 37.84 kN of clamping force.GuideTowing Capacity: the Limit That Stops You FirstThere is no single towing capacity. There are four or five separate limits, and the one that binds is rarely the tow rating on the brochure — it is usually the vehicle's own weight budget, quietly consumed by the people sitting in it.GuideGear Ratios, and Why Your Speedometer Lies After New TyresEngine rpm reaches the road through one unbroken multiplication chain, and the last link is the tyre. Change the tyre's rolling circumference and the speedometer goes wrong by exactly that percentage — in a direction the law cares about.