Mechanical Engineering :: Theory of Machine
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Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment?
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A Hartnell governor is a
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Frequency of vibrations is usually expressed in
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The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is
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The cam follower generally used in air-craft engines is
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In a locomotive, the maximum magnitude of the unbalanced force along the perpendicular to the line of stroke, is known as
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For low and moderate speed engines, the cam follower should move with
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If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach
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The factional torque for square thread at the mean radius r while raising load W is given by