Question:
Which of the following will result in the greatest increase in the observed frequency of sound?
A. the source moves toward the observer at 30 m/s
B. the observer moves toward the source at 30 m/s
C. the source moves away from the observer at 30 m/s
D. A and B will result in exactly the same frequency
Answer: A
Why is it not D?
Which of the following will result in the greatest increase in the observed frequency of sound?
A. the source moves toward the observer at 30 m/s
B. the observer moves toward the source at 30 m/s
C. the source moves away from the observer at 30 m/s
D. A and B will result in exactly the same frequency
Answer: A
Why is it not D?