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Statement-1: A string of length 4 m is v...

Statement-1: A string of length 4 m is vibrating in its fourth overtone. The wavelength of the wave is 80 cm.
Statement-2: Doppler's effect is applicable only when source or observer moves with constant speed.
Statement-3: For a wave travelling along positive x-axis the displacement of a particle x at time t is same as that of the particle at origin at time (t-xlv) where v is the wave speed.

A

FFF

B

FFT

C

FTF

D

TTF

Text Solution

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The correct Answer is:
B
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