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Question SPM.1A.HL.TZ0.30

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Date May Specimen-2023 Marks available [Maximum mark: 1] Reference code SPM.1A.HL.TZ0.30
Level HL Paper 1A Time zone TZ0
Command term Question number 30 Adapted from N/A
30.
[Maximum mark: 1]
SPM.1A.HL.TZ0.30

A spherical planet has a radius R0.

The graph shows the variation of the gravitational potential due to the planet with distance r from the centre of the planet.

What is the escape speed from the surface of the planet?


A.  1.6 × 103 m s−1

B.  2.2 × 103 m s−1

C.  3.2 × 103 m s−1

D.  4.5 × 103 m s−1

[1]

Markscheme

C

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