DP Physics (first assessment 2025)

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Question 23M.2.HL.TZ2.4e

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Date May 2023 Marks available [Maximum mark: 2] Reference code 23M.2.HL.TZ2.4e
Level HL Paper 2 Time zone TZ2
Command term Calculate Question number e Adapted from N/A
e.
[Maximum mark: 2]
23M.2.HL.TZ2.4e
(e)

Calculate the time, according to observer P, that the shuttle S takes to travel from star A to star B.

[2]

Markscheme

Δtp=3 ly(0.78-0.627)c

OR

Δtp=1.64.8 ly0.3c-0.78c×4.8 lyc2 ✓

= 19 OR 20 «years» ✓

 

Award [2] for BCA

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