xamseadan747 xamseadan747

16-08-2020
Physics

contestada

un
An aircraft travelling at 600 km/h accelerates steadily at 10 km/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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MathPhys MathPhys

16-08-2020

Answer:

50 seconds

Explanation:

Acceleration = change in velocity / change in time

a = Δv / Δt

10 km/h/s = (1100 km/h − 600 km/h) / t

t = 50 s

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