Question

In a ripple tank, 20 full ripples are produced in one second, the distance between a
trough and a crest is 45 cm. Calculate frequency, wavelength, velocity of the
ripples.
A) 20 Hz, 30 cm, 3ms-1
B) 20 Hz, 90 cm, 18ms-1
C) 9 Hz, 90'cm, 20 ms-1
D) 30 Hz, 20 cm, 300 ms-1​

Answer 1

Answer:

A) 30 HZ, 30 CM,3 MS-1

Explanation:

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