Physics (AS & A Level) · Feb / March 2025 · Paper 22 · Question 4
9702
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The question as text
A device containing a microwave emitter and receiver is placed in front of a large metal sheet in a vacuum as shown in Fig. 4.1. X P Q Y microwave emitter and receiver metal sheet Fig. 4.1 (not to scale) The line XY is perpendicular to the metal sheet. The device emits microwaves of frequency 6.3 GHz.
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4(a)[4]
4(b)(i)[2]
4(b)(ii)[1]
4(b)(iii)[1]
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