statics

Related Questions

• If A, B ,C are three forces in equilibrium acting at a point and if ${{60}^{o}}$, ${{150}^{o}}$ and ${{150}^{o}}$respectively denote the angles between A and B, B and C and C and A, then the forces are in proportion of

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• A force of 35 kg is required to pull a block of wood weighing 140 kg on a rough horizontal surface. The coefficient of friction 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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• The resultant of two forces P and Q is at right angles to P, the resultant of P and ${Q}'$ acting at the same angle $\alpha $is at right angles to ${Q}'$. Then,

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• A body of 6 kg rests in limiting equilibrium on an inclined plane whose slope is 30°. If the plane is raised to slope of 60°, the force in kg wt along the plane required to support it is

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