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A train is moving towards the north. At one place, it turns towards north-east. Here, we observe that
(a)the radius of curvature of outer rail will be greater than that of the inner rail.
(b)the radius of the inner rail will be greater than that of the outer rail.
(c)the radius of curvature of one of the rails will be greater.
(d)the radius of curvature of the outer and inner rails will be the same.

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Important Questions on Circular Motion
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A car is travelling on a circular banked road. The centripetal acceleration of a car is provided by

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A car is negotiating a curved road of radius . The road is banked at an angle . The coefficient of friction between the tyres of the car and the road is . The maximum safe velocity on this road is

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A body is moving in a circular orbit with static friction . If radius through which the body revolves is and then the maximum speed with which body revolved is

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The maximum speed of a car on a road-turn of radius if the coefficient of friction between the tyres and the road is , will be

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A car is moving at a speed. of traversing a circular road track of radius . The minimum coefficient of friction to prevent the skidding of the car is

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A cyclist goes around a circular path of circumference in . The angle made by him, with the vertical is

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An aircraft executes a horizontal loop with a speed of with its wings banked at an angle of . The radius of the loop is

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A car of mass negotiates a banked curve of radius on a frictionless road. If the banking angle is the speed of the car is
