Question

an aeroplane taking off runaway 500 m long requires speed of 120m km/hour to become air borne.the acceleration of plane must be -

Answer 1

Answer:

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Answer 2

Answer: In this question,

u = 0 m/s ; v = ( 120*5 )/18 = 33.3m/s

s = 500m ; a = ?

Now v^2 = u^2 + 2as

=> a = (v^2)/2s = 1.11m/s^2