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Physics calculator

Gravitational Field Strength

Calculate field strength (n/kg) using the gravitational field strength formula.

Field strength (N/kg): -

Gravitational Field Strength diagram

The diagram updates with your entries and is illustrative, not necessarily drawn to scale.

How this result was calculated

The formula, your substituted values, and the evaluated result are shown below.

Reference: Formulae and Tables, State Examinations Commission (2014), page 57.

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How the Gravitational Field Strength works

This calculator applies the formula given in Formulae and Tables, State Examinations Commission (2014), page 57. Enter values in consistent units.

Formula and inputs

6.6743e-11 × mass ÷ (radius × radius)

Inputs: Source mass (kg), Distance from centre (m).

Using the result

The result is rounded to 6 decimal places. Check units, assumptions and significant figures before using the answer.