Force Calculator
Newton's second law — force, mass and acceleration.
kg
m/s²
Force
30N
ShowHide the working
- 1F = m × a = 10 × 3 = 30 N
Formula
F = m × aHow it works
Newton's second law. A force of one newton accelerates one kilogram at one metre per second squared.
Example
10 kg accelerating at 3 m/s² needs a force of 30 N.
About the Force Calculator
Newton's second law — force, mass and acceleration. It sits in the Physics & Engineering section of NWS Calc, a free collection of calculators that run entirely in your browser. There is no signup, no paywall and no tracking — open the page, enter your numbers, get an answer.
Frequently asked questions
- Is the Force Calculator free to use?
- Yes. Every calculator on NWS Calc is completely free, with no signup, no usage limits and no ads.
- Does my data leave my device?
- No. The Force Calculator runs entirely in your browser using JavaScript. Nothing you type is uploaded, logged or stored on a server.
- Can I use the Force Calculator on my phone?
- Yes. The page is fully responsive and works in any modern mobile or desktop browser — there is nothing to install.
- What else is in Physics & Engineering?
- Motion, force, energy, electricity and wave calculations. You can browse the full Physics & Engineering category for related calculators.