speed of a wave in air is 200m/s if the wavelength is increased by 50% then the speed of the wave becomes
Answers
Answered by
0
Answer:
Speed of rocket (source) v
s
=200m/s
Speed of sound in air v
sound
=330m/s
Original frequency of sound f
o
=1000 Hz
Apparent frequency of sound heard by the stationary target, f
′
=f
o
[
v
sound
−v
s
v
sound
]
∴ f
′
=1000[
330−200
330
]=2538.5 Hz
Answered by
0
Answer:
Speed of rocket (source) v
s
=200m/s
Speed of sound in air v
sound
=330m/s
Original frequency of sound f
o
=1000 Hz
Apparent frequency of sound heard by the stationary target, f
′
=f
o
[
v
sound
−v
s
v
sound
]
∴ f
′
=1000[
330−200
330
]=2538.5 Hz
please brainlists mark
Similar questions