Q23
Ultrasonic waves of frequency 3 × 105 Hz are passed through a medium, where speed of sound is 10 times that in air (speed of sound in air is 300 m/s). The wavelength of this wave in that medium will be of the order of
A.
1 cm
AnswerB.
10 cm
C.
100 cm
D.
0.1 cm
Answer: Option A
Solution
Answer: Option A
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