Theory of Machine In a Hartnell governor, the lift of the sleeve is given by (where r₁ and r₂ = Max. and min. radii of rotation, x = Length of ball arm of the lever, and y = Length of sleeve arm of the lever) (r₁ + r₂) (y/x) (r₁ - r₂) (x/y) (r₁ + r₂) (x/y) (r₁ - r₂) (y/x) (r₁ + r₂) (y/x) (r₁ - r₂) (x/y) (r₁ + r₂) (x/y) (r₁ - r₂) (y/x) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a radial cam, the follower moves In a direction perpendicular to the cam axis In any direction irrespective of the cam axis In a direction parallel to the cam axis Along the cam axis In a direction perpendicular to the cam axis In any direction irrespective of the cam axis In a direction parallel to the cam axis Along the cam axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum or minimum value of the swaying couple is ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r ± a (1 - c) m.ω².r ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r ± a (1 - c) m.ω².r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The height of a Watt's governor (in meters) is equal to (where N = Speed of the arm and ball about the spindle axis) 89.5/N² 8.95/N² 895/N² 8950/N² 89.5/N² 8.95/N² 895/N² 8950/N² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by W CS / 2CE W CE / 2CS W CE / CS 2 W CE / CS W CS / 2CE W CE / 2CS W CE / CS 2 W CE / CS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relative velocity of B with respect to A in a rigid link AB is Along AB At 45° to AB Parallel to AB Perpendicular to AB Along AB At 45° to AB Parallel to AB Perpendicular to AB ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS