## Question

Calculate the gravitational field strength and the gravitational potential at the surface of the moon. The mass of the moon is kg and its radius is

.

### Solution

Let *M* be the mass and *R* the radius of the moon. Assuming that the whole mass of the moon is concentrated at its centre, the gravitational field strength at the surface of the moon is

The gravitational potential at the surface of moon is

#### SIMILAR QUESTIONS

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