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A car of mass 1500 kg goes round a circular curve of radius ...

A car of mass 1500 kg goes round a circular curve of radius 50m at a speed of 40 ms^-1. The magnitude of the centripetal force on the car is ?

A.

4.8 x 10⁴ N

B.

4.8 x 10³ N

C.

1.2 x 10³ N

D.

1.2 x 10² N

View answer & explanation

Correct answer is A

Centipetal force of the car = ma = (MV)²/r
= (1500 x 40 x40)/50
= 48000 = 4.8 x 10⁴ N

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