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A car of mass 1000 kg negotiates a banked curve of radius 90 m on a frictionless road. If the banking angle is 45°, the speed of the car is 

(A) 20 ms-1

(B) 30 ms-1

(C) 5 ms-1

(D) 10 ms-1 

1 Answer

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Best answer

The correct option- (B) 30 ms-1

Explanation:-

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