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Question 21M.1.HL.TZ1.32

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1.HL.TZ1.32
Level HL Paper 1 Time zone TZ1
Command term Question number 32 Adapted from N/A
32.
[Maximum mark: 1]
21M.1.HL.TZ1.32

A planet has radius R. The escape speed from the surface of the planet is v. At what distance from the surface of the planet is the orbital speed 0.5v?

A. 0.5R

B. R

C. 2R

D. 4R

[1]

Markscheme

B

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