Question

A sounding source and a listener are both at rest relative to each other. If
wind blows from the listener towards the source, then which one of the
following of sound will change?
a. Frequency
b. Speed
c. Both Frequency and Speed
d. wavelength​

Answer 1

Answer:

Frequency and time period do not change if wind blows along the line joining from the source and observer.

Since, v=fλ

Explanation:

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Answer 2

Answer:

both freq and Speed

Explanation:

coz Wind can make faster the speed of sound