Latest IIT-JEE Aptitude Question SOLUTION: A stationary source is emitting sound at a fixed frequency f0, which is reflected by two cars approaching the source. The difference between the frequencies of sound reflected from

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(#M40027902) IIT-JEE question 2010 question Keep an EYE

A stationary source is emitting sound at a fixed frequency f0, which is reflected by two cars approaching the
source. The difference between the frequencies of sound reflected from the cars is 1.2% of f0. What is the
difference in the speeds of the cars (in km per hour) to the nearest integer ? The cars are moving at constant
speeds much smaller than the speed of sound which is 330 ms–1.

Asked In IIT-JEE MAN (10 years ago)

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