statics

Related Questions

• The resultant of two forces P and Q is R. If the direction of P is reversed keeping the direction Q same, the resultant remains unaltered. The angle between P and Q is

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• The resultant of forces P and Q acting at a point including a certain angle $\alpha $is R, that of the forces $2P$and Q acting at the same angle is $2R$and that of $P$and $2Q$acting at the supplementary angle is $2R$. Then $P:Q:R=$

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• Three forces keep a particle in equilibrium. One acts towards west, another acts towards north-east and the third towards south. If the first be 5N, then other two are

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• 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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• Three parallel forces P,Q, R act at three points A,B, C of a rod at distances of 2m, 8m and 6m respectively from one end. If the rod be in equilibrium, then $P:Q:R$=

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