EXAMIANS
A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is
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The frictional torque transmitted in a conical pivot bearing, considering uniform pressure, is (where R = Radius of shaft, and α = Semi-angle of the cone)
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When the nature of contact between the elements of a pair is such that one element can turn about the other by screw threads, the pair is known as a
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The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is
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Rectangular bar in a rectangular hole is the following type of pair
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The ratio of maximum fluctuation of energy to the work-done per cycle is called
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The velocity of any point in mechanism relative to any other point on the mechanism on velocity polygon is represented by the line
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The Ackermann steering mechanism is preferred to the Davis type in automobiles because
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The advantage of the piston valve over the slide valve is that in the former case
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The example of spherical pair is
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