If a fast-moving car making a loud noise approaches and moves past the person, what will happen as the distance between the two increases

which one is it?

A. The pitch of the sound being heard by the person will appear to be higher than the pitch of the source.

B. The frequency of the sound waves reaching the person's ear will be greater than the frequency of the waves leaving the car.

C. The pitch and frequency of the sound waves reaching the person's ear will remain unchanged.

D. The pitch of the sound being heard by the person will appear to be lower than the pitch of the source.

Question

Chemistry

Shorty

11 February, 03:27

If a fast-moving car making a loud noise approaches and moves past the person, what will happen as the distance between the two increases

which one is it?

A. The pitch of the sound being heard by the person will appear to be higher than the pitch of the source.

B. The frequency of the sound waves reaching the person's ear will be greater than the frequency of the waves leaving the car.

C. The pitch and frequency of the sound waves reaching the person's ear will remain unchanged.

D. The pitch of the sound being heard by the person will appear to be lower than the pitch of the source.

+5

Answers (1)

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Catherine Burke · Answer 1

If a fast-moving car making a loud noise approaches and moves past the person, according to the Doppler effect, what will happen as the distance between the two increases is that D) the pitch of the sound being heard by the person will appear to be lower than the pitch of the source.