Question

08. A jet plane starts from rest with an acceleration of 3ms-2 and makes a run for 35s before taking off. What is the minimum length of the runway and what is the velocity of the jet at take off?.


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Answer 1

Explanation:

Using S = ut+12at2ut+12at2, we get

S = 0+12×3×3520+12×3×352 = 1837.5 m

Using υ=u+atυ=u+at , we get υ=0+3×35=105ms−1

Answer 2

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