A car of mass 60 kg is moving on a mad at 30 m/s. Suddenly put in neutral
gear, after that its speed decreases due to air drag and other resistance
forces as v =
30
m/s. Choose the correct statement :-
t
(A) Car is uniformly accelerated in neutral gear.
(B) Magnitude of acceleration of car is 1 m/s+ when its speed becomes
10 mls.
(C) Sum of all the resistance forces acting on car when its speed becomes
15 m/s is. 15 N.
(D) Power needed to move the car at 10 m/s is, 100 watt.
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