an aircraft travelling at 600km/h accelerates steadily at 10km/h per second. Taking the speed of sound as 1100 km/h at the aircraft's altitude, how long will it take to reach the 'sound barrier'
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Answer:
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5
Answer:
Initial velocity, u = 600km/h
Final velocity, v = 1100km/h
Acceleration = 10km/h/s=600km/h
2
From relation,
a=
t
(v−u)
t=
a
(v−u)
t=
600
(1100−600)
=500/600=5/6 hr=50 sec
Hope it will help you..
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