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Physics-Circular Motion Dynamics

NEET Physics Circular Motion Dynamics MCQ Question

Type: MCQ-numerical-Hard-Class 11

A car of mass 1000 kg is moving in a circular path of radius 50 m with a speed of 10 m/s. What is the maximum static frictional force available if the coefficient of static friction between the tires and the road is 0.4?

A

4000 N

B

1000 N

C

9800 N

D

3920 N

Correct Answer

Option D

Detailed Explanation

The maximum static frictional force is given by fs=μsNf_s = \mu_s N, where N=mgN = mg. Here, fs=0.4×1000×9.8=3920f_s = 0.4 \times 1000 \times 9.8 = 3920 N.

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