DP Physics (first assessment 2025)

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Question EXE.2.HL.TZ0.iii

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Date Example questions Example questions Marks available [Maximum mark: 2] Reference code EXE.2.HL.TZ0.iii
Level HL Paper 2 Time zone TZ0
Command term Deduce Question number iii Adapted from N/A
iii.
[Maximum mark: 2]
EXE.2.HL.TZ0.iii

Deduce the scattering angle for the photon.

[2]

Markscheme

(for this interaction)

Δλ=hmec1-cos θ=hmec and therefore 1-cos θ must equal 1 ✓

so cos theta = 0 and theta = 90 deg ✓

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