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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Civil Engineering · all questionsApplied Mechanics And Graphic Statics
Applied Mechanics And Graphic Statics
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Minimum pull in a suspended cable with supports at two ends is equal to
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Pick up the correct statement from the following. The kinetic energy of a body
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The force polygon representing a set of forces in equilibrium is a
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A system of coplanar forces is in equilibrium when
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In which of the following trusses, the method of substitution is required for determining the forces in all the members of the truss by graphic statics?
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One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is
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A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is
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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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Two parallel forces 20 kg and 15 kg act. In order that the distance of the resultant from 20 kg force may be the same as that of the former resultant was from 15 kg, the 20 kg force is diminished by
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One Newton is equivalent to
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One Joule is equivalent to
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A uniform pyramid and a uniform prism of same height lie with their base on the surface. Which is more stable ?
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‘μ’ is coefficient of friction. A wheeled vehicle travelling on a circular level track will slip and overturn simultaneously if the ratio of its wheel distance to the height of its centroid, is
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The unit of moments in M.K.S system, is
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One Newton force, is
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On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts
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On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts
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For a given velocity of a projectile, the range is maximum when the angle of projection is
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For the given values of initial velocity of projection and angle of inclination of the plane, the maximum range for a projectile projected upwards will be obtained, if the angle of projection is
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