Theory of Machine The frictional torque transmitted in a conical pivot bearing, considering uniform wear, is (3/4) μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα μ W R cosecα (3/4) μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve) c/(m - M) g c (m + M) g c (m - M) g c/(m + M) g c/(m - M) g c (m + M) g c (m - M) g c/(m + M) g ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a circular arc cam with roller follower, the acceleration in any position of the lift will depend only upon Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, total angle of lift, minimum radius of cam and cam speed Total lift, centre of gravity of the cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, total angle of lift, minimum radius of cam and cam speed Total lift, centre of gravity of the cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum or minimum value of the swaying couple is ± (a/√2) (1 - c) m.ω².r ± a (1 - c) m.ω².r ± c.m.ω².r ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± a (1 - c) m.ω².r ± c.m.ω².r ± 2a (1 - c) m.ω².r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The method of direct and reverse cranks is used in engines for The control of speed fluctuations Vibration analysis Kinematic analysis Balancing of forces and couples The control of speed fluctuations Vibration analysis Kinematic analysis Balancing of forces and couples ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The minimum force required to slide a body of weight W on a rough horizontal plane is W cosecθ W sinθ W cosθ W tanθ W cosecθ W sinθ W cosθ W tanθ ANSWER DOWNLOAD EXAMIANS APP
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