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Calculation Machine

Force Calculator

Newton's second law: F = ma.

Reviewed by the Calculation Machine team · How we check our maths

Your values

ⓘ Live results

Results
Force
4800 N
In kilonewtons
4.8
In pounds-force
1079.083
Weight of this mass on Earth
14709.97 N
G-force equivalent
0.326 g

Working

  1. 1F = 1500 × 3.2 = 4800 N

Quick answer

Force equals mass times acceleration; one newton accelerates one kilogram at one metre per second squared.

The formula

F = m × a

Worked example

Worked example

Using the values the calculator loads with.

Inputs

  • Mass1500 kg
  • Acceleration3.2 m/s²

Result

  • Force4800 N
  • In kilonewtons4.8
  • In pounds-force1079.083
  • Weight of this mass on Earth14709.97 N
  • G-force equivalent0.326 g

How to use the Force Calculator

  1. 1Enter mass in kilograms.
  2. 2Enter acceleration in m/s².
  3. 3Read the force in newtons and pounds-force.

Frequently asked questions

How much is one newton?

About the weight of a small apple — 102 grams under Earth gravity.

What is 1 g of acceleration?

9.80665 m/s², the standard acceleration due to Earth's gravity.

About this calculator