EXAMIANS
The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of
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A stone of mass 1 kg is tied to a string of length 1 m and whirled in a horizontal circle at a constant angular speed 5 rad/sec. The tension in the string is,
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A retarding force on a body does not
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The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is
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A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is
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The rate of change of displacement of a body with respect to its surrounding, is known
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When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as
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A 50 kg boy climbs up a 8 m rope in gymnasium in 10 sec. The average power developed by the boy is approximately
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The bending moment in an arch is proportional to
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The resolved part of the resultant of two forces inclined at an angle θ in a given direction is
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