Which of the following statements about sound i... - WAEC Physics 2001 Question
Which of the following statements about sound is correct?
A
when sound travels from air to a denser medium, it is refracted away from the normal at the point of incidence
B
sound travels faster in air than in water
C
the wavelength of sound changes when it travels from to water
D
the frequency of it travels from air to water
correct option: c
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