statics

Related Questions

• If the square of the resultant of two equal forces is equal to $(2-\sqrt{3})$times their product, then the angle between the forces is

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• Forces of magnitudes 5, 10, 15 and 20 Newton act on a particle in the directions of North, South, East and West respectively. The magnitude of their resultant is

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• Three like parallel forces P, Q, R act at the corner points of a triangle ABC. Their resultant passes through the circumcentre, if

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• 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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• A square hole is punched out of a circular lamina of diameter 4cm, the diagonal of the square being a radius of the circle. Centroid of the remainder from the centre of the circle is at a distance

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