EXAMIANS
When a shaking force is transmitted through the springs, damping becomes detrimental when the ratio of its frequency to the natural frequency is greater than
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In a shaper mechanism, the Coriolis component of acceleration will
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The driving and driven shafts connected by a Hooke's joint will have equal speeds, if
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Sense of tangential acceleration of a link
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A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is
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The Hooke's joint consists of:
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A typewriter mechanism has 7 numbers of binary joints, six links and none of higher pairs. The mechanism is
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The displacement of the reciprocating roller follower, when it has contact with the straight flanks of the tangent cam, is given by (where r₁ = Minimum radius of the cam, r₂ = Radius of the roller follower, and θ = Angle turned by the cam from the beginning of the follower displacement)
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Efficiency of a screw jack is given by
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Two systems shall be dynamically equivalent when
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