Theory of Machine The velocity of the rubbing surface __________ with the distance from the axis of the bearing. Decreases None of these Remain same Increases Decreases None of these Remain same Increases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ + S₂) / 2h (S₁ - S₂) / h (S₁ + S₂) / h (S₁ - S₂) / 2h (S₁ + S₂) / 2h (S₁ - S₂) / h (S₁ + S₂) / h (S₁ - S₂) / 2h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a _________ when they permit relative motion between them. Sliding pair Kinematic pair Open pair None of these Sliding pair Kinematic pair Open pair None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed Decreases First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases Remain unaffected Increases 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 CE / CS W CE / 2CS 2 W CE / CS W CS / 2CE W CE / CS W CE / 2CS 2 W CE / CS W CS / 2CE ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The approximate straight line mechanism is a Four bar linkage 6 bar linkage 8 bar linkage 3 bar linkage Four bar linkage 6 bar linkage 8 bar linkage 3 bar linkage ANSWER DOWNLOAD EXAMIANS APP
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