statics

Related Questions

• Two parallel forces not having the same line of action form a couple if they are

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• There are three coplanar forces acting on a rigid body. If these are in equilibrium, then they are

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• In a triangle ABC right angled at C, the lengths of sides AC and BC are 3 cm and 4 cm respectively. Parallel forces each equal to P act at the vertices A,B,C and parallel forces each equal to 2P act at the middle points of all the sides of the triangle. The distance of C.G. from the vertex C is

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• A heavy uniform rod, 15cm long, is suspended from a fixed point by strings fastened to its ends, their lengths being 9 and 12 cm. If $\theta$ be the angle at which the rod is inclined to the vertical, then $\sin \theta =$

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• A body of weight W rests on a rough plane, whose coefficient of friction is $\mu (=\tan \lambda )$ which is inclined at an angle $\alpha $ with the horizon. The least force required to pull the body up the plane is

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