Theory of Machine A mechanism is an assemblage of Two links All of these Four or more than four links Three links Two links All of these Four or more than four links Three links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become 8 fn 4 fn fn/2 2 fn 8 fn 4 fn fn/2 2 fn ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of action of cam is defined as the angle Moved by the cam from beginning of ascent to the termination of descent Of rotation of the cam for a definite displacement of the follower Through which the cam rotates during the period in which the follower remains in the highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Moved by the cam from beginning of ascent to the termination of descent Of rotation of the cam for a definite displacement of the follower Through which the cam rotates during the period in which the follower remains in the highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factor which affects the critical speed of a shaft is All of the listed here Diameter of disc Span of shaft Eccentricity All of the listed here Diameter of disc Span of shaft Eccentricity 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 Without vibrations Over-damped Critically damped Under damped Without vibrations Over-damped Critically damped Under damped ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be To lower the bow and stern To raise the bow and lower the stern To raise the stern and lower the bow To raise the bow and stern To lower the bow and stern To raise the bow and lower the stern To raise the stern and lower the bow To raise the bow and stern ANSWER DOWNLOAD EXAMIANS APP