Question

A source of sound of frequency n is moving towards
stationary observer with a speed S. If the speed of sound in
air is V and the frequency heard by the observer is the
value of nis
(a) (V+)/
(b) V/ (V+S) -
(c) (V-S)/V
S V(V-S)
l
e
of sound moves on a circle as down in the​

Answer 1

Explanation:

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