Physics · 2022
JEE Main · 27 June 2022, Shift 1 · Q46
An observer moves towards a stationary source of sound with a velocity equal to one-fifth of the velocity of sound. The percentage change in the…
An observer moves towards a stationary source of sound with a velocity equal to one-fifth of the velocity of sound. The percentage change in the frequency will be :
Official answer
(1)
$\displaystyle 20$%
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.