A LevelPhysicsEdexcelExam Questions12. Gravitational FieldsGravitational Fields

Gravitational Fields (Edexcel A Level Physics): Exam Questions

Exam code: 9PH0

1 hour10 questions

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Gravitational Fields

1
1 mark

The gravitational field strength at Earth's surface is g and the radius of the Earth is R. A satellite orbits at height h above Earth's surface.

Which of the following expressions gives the gravitational field strength at the satellite?

  • g(RR+h)2

  • g(Rh)2

  • g (RR+h)

  • gR+h

Choose your answer

2
1 mark

Gravitational fields and electric fields have some similar properties.

Which statement is correct for both the gravitational field and the electric field due to a point source?

  • The force produced by the field is always attractive

  • The field acts only on charged particles

  • The field strength is inversely proportional to the square of the distance from the source

  • The field strength is independent of the distance from the source

Choose your answer