statics

Related Questions

• A sphere of radius r and weight W rests against a smooth vertical wall, to which is attached a string of length l where one end is fastened to a point on the wall and the other to the surface of the sphere. Then the tension in the string is

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• The resultant of two forces 3P and 2P is R, if the first force is doubled, the resultant is also doubled. The angle between the forces is

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• If a couple is acting on 2 particles of mass 1 kg attached with a rigid rod of length 4m, fixed at centre, acting at the end and the angular acceleration of system about centre is 1 rad/s2 , then magnitude of force is

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• On the same base AB, and on opposite side of it, isosceles triangles CAB and DAB are described whose altitudes are 12 cm and 6 cm respectively. The distance of the centre of gravity of the quadrilateral CADB from AB, is

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• A particle is resting on a rough inclined plane with inclination $\alpha $ . The angle of friction is $\lambda $ , the particle will be at rest if and only if,

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