1
BITSAT 2020
MCQ (Single Correct Answer)
+3
-1

A plane requires for take off a speed of 72 kmh$$-$$1, the run on the ground being 50 m. The mass of the plane is 10000 kg and the coefficient of friction between the plane and the ground is 0.2. Assume that the plane accelerates uniformly during take off. The minimum force required by the engine of the plane for take off is

A
4.43 $$\times$$ 104 N
B
5.96 $$\times$$ 104 N
C
2.25 $$\times$$ 104 N
D
3.45 $$\times$$ 104 N
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