Physics, asked by krishna123bohara, 1 year ago

A person standing on railway station. When a train is approaching him, the frequency of whistle heard by him is 220Hz but when the train has crossed him, the frequency heard by him is 184 Hz. the frequency of whistle is:
a. 200 Hz
b. 202 Hz
c. 207 Hz
d. √(184 x 220) Hz

Answers

Answered by piyushkumar732
0

Answer:

d √(184*220) hz is the frequency of heard

Answered by diwash675
0

Answer:

F=2×220×184÷220+184 so option A is the correct

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