The frequency of a car horn is f.What frequency is observed if both the car and the observer are at rest,but a wind is blowing toward the observer?
A)f
B)greater than f
C)less than f
D)either greater or less than f
E)far greater than f,depending on how wind speed compares with the speed of sound

Question

Quizplus · Accepted Answer

When both the car and the observer are at rest, the frequency of the car horn observed by the observer remains the same (f), regardless of the wind direction. This is because the wind affects the speed of sound equally in all directions, not altering the frequency observed.

The Frequency of a Car Horn Is F