Mar6dcournelizajal
Answered

If a source of sound waves is rapidly approaching a person, the sound heard by the person appears to have

Aa period higher than the original period.
Ba pitch lower than the original pitch.
Can amplitude lower than the original amplitude.
Da frequency higher than the original frequenc

Verified Answer :

saadhussain514

Correct answer choice is:

D. A frequency higher than the original frequency.

Explanation:

This is a true case of Doppler's effect. The Doppler effect can be defined as the effect originated by a traveling source of waves in which there is a visible higher variation in pulse for observers towards what the source is progressing and a visible descending shift in rate for observers from what the source is dropping.

Answer:

DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD It is D

Explanation:

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