EXAMIANS
A smooth cylinder lying on its convex surface remains in __________ equilibrium.
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The rate of change of displacement of a body is called
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A screw jack used for lifting the loads is
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A body of mass ‘m’ moving with a constant velocity ‘v’ strikes another body of same mass moving with same velocity but in opposite direction. The common velocity of both the bodies after collision is
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The centre of percussion is below the centre of gravity of the body and is at a distance equal to
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The moment of inertia of a thin rod of mass 'm' and length 'l', about an axis through its centre of gravity and perpendicular to its length is
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For any system of coplanar forces, the condition of equilibrium is that the
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If ‘P’ is the force acting on the body, ‘m’ is the mass of the body and ‘a’ is the acceleration of the body, then according to Newton's second law of motion,
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The unit of angular velocity is
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A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span
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