NEET Physics: Questions 2045  2049 of 2142
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Question number: 2045
Question
A particle of mass m is moving in a plane along a circle of radius r. Its angular momentum about the axis of rotation is L. What is the centripetal force acting on the particle?
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Question number: 2046
» Rotational Motion » Concepts of Rotational Motion
Question
A solid cylinder of mass M and radius R rolls without slipping down an inclined plane of length l and height h. What is the speed of its centre of mass when the cylinder reaches its bottom?
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Question number: 2047
Question
The torque of force newton acting at a point is: (Given: position vector of point is meter)
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Question number: 2048
» Rotational Motion » Moment of Inertia
Question
The moment of inertia of uniform rectangular plate about an axis passing through its midpoint and parallel to its length l is, (b = breadth of rectangular plate)
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Question number: 2049
» Rotational Motion » Rotational Kinetic Energy
Question
The moment of a uniform disc about an axis, perpendicular to the disc, at the centre is (M = mass, R = radius of disc). If the disc is rolling on its edge without slipping on a straight line path, the ratio of rotation kinetic energy to translation one is,
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