A person is standing on a platform. As engine while approaching the platform blows a whistle , the frequency of which is 100 Hz.The speed of engine is 108 km h^(-1) and speed of sound is 340 ms^(-1).Calculate the appearent frequency of the whistle as heard by the person.

A person is standing on a platform. As engine while approaching the pl

1.	A person is standing on a platform. As engine while approaching the platform blows a whistle , the frequency of which is 100 Hz.The speed of engine is 108 km h^(-1) and speed of sound is 340 ms^(-1).Calculate the appearent frequency of the whistle as heard by the person.
Answer» ANSWER :109.7 HZ