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2025 · M/J · 5054/12 | Q27

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CIE-5054-2025-MJ-p12 · Question 27

You may use a calculator. Take the weight of 1.0 kg to be 9.8 N (acceleration of free fall = 9.8 m/s²).
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27 Which row describes ultrasound waves? type of wave frequency A longitudinal smaller than 20kHz B longitudinal greater than 20kHz C transverse smaller than 20kHz D transverse greater than 20kHz

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5054/12/M/J/25Cambridge O Level Physics 5054 · May/June 2025 · Paper 1 variant 2 · Question 27