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A small block is shot into each of the four tracks as shown below. Each of the tracks rises to the same height. The speed with which the block enters the track is the same in all cases. At the highest point of the track, the normal reaction is maximum in

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Important Questions on Circular Motion

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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 66
A simple pendulum is oscillating without damping. When the displacement of the bob is less than maximum, its acceleration vector a → is correctly shown in
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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 67
A car moving on a horizontal road may be thrown out of the road in taking a turn
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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 68
The magnitude of the centripetal force acting on a body of mass m executing uniform motion in a circle of radius r with speed v is
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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 69
The radius of the curved road on a national highway is R. The width of the road is b. The outer edge of the road is raised by h with respect to the inner edge so that a car with velocity v can pass safely over it. The value of h is
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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 70
If the apparent weight of the bodies at the equator is to be zero, then the earth should rotate with angular velocity (here, g is acceleration due to gravity and R is radius of earth),
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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 71
A road is 10 m wide. Its radius of curvature is 50 m. The outer edge is above the lower edge by a distance of 1.5 m. This road is most suited for the velocity
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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 72
Radius of a curved road on national highway is R. Width of the road is b. The outer edge of the road is raised by h with respect to the inner edge so that a car with velocity v can pass safely over it. The value of h is
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Alpha Question Bank for Medical: Physics>Chapter 7 - Circular Motion>Exercise-1>Q 73
A circular road of radius 1000m has banking angle 45°. The maximum safe speed of a car having mass 2000kg will be, if the coefficient of friction between tyre and road is 0.5