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Question 21N.2.SL.TZ0.6b.i

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Date November 2021 Marks available [Maximum mark: 2] Reference code 21N.2.SL.TZ0.6b.i
Level SL Paper 2 Time zone TZ0
Command term Show that Question number b.i Adapted from N/A
b.i.
[Maximum mark: 2]
21N.2.SL.TZ0.6b.i
(b.i)

The orbital radius of Titan around Saturn is R and the period of revolution is T.

Show that T2=4π2R 3GM where M is the mass of Saturn.

[2]

Markscheme

correct equating of gravitational force / acceleration to centripetal force / acceleration ✓

correct rearrangement to reach the expression given ✓

 

Allow use of GMR=2πRT for MP1.

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