Question

A stationary source is emitting sound at a fixed frequency , which is reflected by two cars approaching the source. The difference between the frequencies of sound reflected from the cars is of . 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 .

Medium

Solution

Our experts are building a solution for this

Was this answer helpful?

upvote 0
downvote0