statics

Related Questions

• Two unlike parallel forces P and Q act at points 5m apart. If the resultant force is 9N and acts at a distance of 10m from the greater force P, then

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• A string ABC has its extremities tied to two fixed points A and B in the same horizontal line. If a weight W is knotted at a given point C, then the tension in the portion CA is (where a, b, c are the sides and $\Delta $is the area of triangle ABC)

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• Two forces of magnitudes $P+Q$ and $P-Q$Newton are acting at an angle of ${{135}^{o}}$. If their resultant is a force of 2 Newton perpendicular to the line of action of the second force, then

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• A uniform rod of weight W and length 2l is resting in a smooth spherical bowl of radius r. The rod is inclined to the horizontal at an angle of

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• Two forces P and Q acting parallel to the length and base of an inclined plane respectively would each of them singly support a weight W, on the plane , then $\frac{1}{{{P}^{2}}}-\frac{1}{{{Q}^{2}}}$=

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