DP Physics (first assessment 2025)

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Question 23M.2.HL.TZ2.6biii

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Date May 2023 Marks available [Maximum mark: 2] Reference code 23M.2.HL.TZ2.6biii
Level HL Paper 2 Time zone TZ2
Command term Show that Question number iii Adapted from N/A
iii.
[Maximum mark: 2]
23M.2.HL.TZ2.6biii
(iii)

Show that the gravitational potential VP at the surface of P due to the mass of P is given by VP = −gP RP where RP is the radius of the planet.

[2]

Markscheme

VP = -GMRP AND  gP = GMRP2 (at surface) ✓

Suitable working and cancellation of G and M seen ✓

VP = −gP RP

Must see negative sign

 

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