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Questions  

A vehicle is travelling along unbanked curved path. If the friction between the road and tyres suddenly disappears then the vehicle

a
Moves along tangential direction
b
Moves along radially outward direction
c
Moves along a direction between tangential and radially outward direction
d
Moves along the same curved path.

detailed solution

Correct option is A

When the car travels along curved path , the necessary centripetal force is supplied by the radically inward friction force acting on the tyres . If friction disappears , the car no longer travels in curved path.It will continue to move along tangential direction.

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