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Fields and their consequences (A-level only)

Fields and their consequences (A-level only)

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Question 124

A spherical planet has radius R R\,R and uniform density ρ\rhoρ. The gravitational field strength at its surface is ggg. What is the gravitational field strength at the surface of a second spherical planet of radius 3R 3R\,3R and uniform density 4ρ4\rho4ρ?

A

3g3g3g

B

8g8g8g

C

12g12g12g

D

36g36g36g

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Fields and their consequences (A-level only) Questions

  1. A Level
  2. /Physics
  3. /Fields and their consequences (A-level only)

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