Questions
When an aeroplane attains a speed higher than the velocity of sound in air, a loud bang is heard. This is because
a
It explodes
b
It produces a shock wave which is received as the bang
c
Its wings vibrate so violently that the bang is heard
d
The normal engine noises undergo a Doppler shift to generate the bang
detailed solution
Correct option is B
Sonic boom due to the speed of source more than the speed of sound causes the shock waves.Talk to our academic expert!
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Velocity of sound in air is
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