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Question 18M.1.HL.TZ2.28

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Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.1.HL.TZ2.28
Level HL Paper 1 Time zone TZ2
Command term Question number 28 Adapted from N/A
28.
[Maximum mark: 1]
18M.1.HL.TZ2.28

A moon of mass M orbits a planet of mass 100M. The radius of the planet is R and the distance between the centres of the planet and moon is 22R.

                 M18/4/PHYSI/HPM/ENG/TZ2/28

What is the distance from the centre of the planet at which the total gravitational potential has a maximum value?

A.     2R

B.     11R

C.     20R

D.     2R and 20R

[1]

Markscheme

C

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