Civil Engineering :: Applied Mechanics
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A marble ball is rolled on a smooth floor of a room to hit a wall. If the time taken by the ball in returning to the point of projection is twice the time taken in reaching the wall, the coefficient of restitution between the ball and the wall, is
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A number of forces acting simultaneously on a particle of a body
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The horizontal reaction at the support A of the structure shown in below figure, is
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The moment of inertia of the shaded portion of the area shown in below figure about the X-axis, is
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The force acting on a point on the surface of a rigid body may be considered to act
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A satellite is said to move in a synchronous orbit if it moves at an altitude of 36, 000 km with a maximum velocity of about
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Pick up the incorrect statement from the following :
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A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be
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Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down
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The instantaneous centre of a member lies at the point of intersection of two lines drawn at the ends of the member such that the lines are inclined to the direction of motion of the ends at
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