Theory of Machine The number of links and instantaneous centers in a reciprocating engine mechanism are 4, 6 5, 4 4, 5 4, 4 4, 6 5, 4 4, 5 4, 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Whirling speed of the shaft is the speed at which Shaft tends to vibrate in longitudinal direction Combination of transverse and longitudinal vibration occurs Torsional vibrations occur Shaft tends to vibrate vigorously in transverse direction Shaft tends to vibrate in longitudinal direction Combination of transverse and longitudinal vibration occurs Torsional vibrations occur Shaft tends to vibrate vigorously in transverse direction ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m). (dx/dt) + (s/m). x = 0. If the roots of this equation are real, then the system will be Critically damped Without vibrations Under damped Over-damped Critically damped Without vibrations Under damped Over-damped ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Inertia force acts Opposite to the direction of acceleration force Along the direction of acceleration force Perpendicular to the acceleration force None of the listed here Opposite to the direction of acceleration force Along the direction of acceleration force Perpendicular to the acceleration force None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tendency of a body to resist change from rest or motion is known as Friction Resisting force Inertia Mass Friction Resisting force Inertia Mass ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) M/(m + M) (m + M)/m (m + M)/M m/(m + M) M/(m + M) (m + M)/m (m + M)/M m/(m + M) ANSWER DOWNLOAD EXAMIANS APP
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