Radio waves can be polarised, but sound waves cannot be polarised. Which statement gives the reason for this?
A.
Radio waves are generally of a higher frequency than sound waves.
B.
Radio waves are transverse waves, but sound waves are longitudinal waves.
C.
Radio waves can travel through a vacuum, but sound waves cannot travel through a vacuum.
D.
Radio waves travel at a much higher speed than sound waves.
Exam No：9702_w24_qp_11 Year：2024 Question No：29
Answer:
B
Knowledge points:
7.5 Polarisation
Solution:
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