Multiple Choice
Two in-phase loudspeakers that emit sound with the same frequency are placed along a wall and are separated by a distance of 5.00 m.A person is standing 12.0 m away from the wall,equidistant from the loudspeakers.When the person moves 1.00 m parallel to the wall,she experiences destructive interference for the first time.What is the frequency of the sound? The speed of sound in air is 343 m/s.
A) 211 Hz
B) 256 Hz
C) 422 Hz
D) 512 Hz
E) 674 Hz
Correct Answer:
Verified
Correct Answer:
Verified
Q35: A plane flies toward a stationary siren
Q36: Two harmonic sound waves reach an observer
Q37: A carousel that is 5.00 m in
Q38: Two pure tones are sounded together and
Q39: In a resonating pipe that is open
Q41: Shock waves occur when<br>A) the frequency of
Q42: Two loudspeakers placed 6.0 m apart are
Q43: The intensity level of a "Super-Silent" power
Q44: Two in-phase loudspeakers are some distance apart.They
Q45: You are driving along a highway at