Multiple Choice
A stationary siren emits sound of frequency 1000 Hz and wavelength 0.343 m.An observer who is moving toward the siren will measure a frequency f and wavelength λ for this sound such that
A) f > 1000 Hz and λ > 0.343 m.
B) f > 1000 Hz and λ = 0.343 m.
C) f > 1000 Hz and λ < 0.343 m.
D) f = 1000 Hz and λ < 0.343 m.
Correct Answer:
Verified
Correct Answer:
Verified
Q6: Two motors in a factory are running
Q7: Two in-phase loudspeakers that emit sound with
Q8: An enclosed chamber with sound absorbing walls
Q9: When a rocket is traveling toward a
Q10: The tension in each of two strings
Q12: A bat emits a sound at a
Q13: If the intensity level at distance d
Q14: The speed of sound in an alcohol
Q15: The howler monkey is the loudest land
Q16: A jet aircraft,in level flight at constant