Theory of Machine A system in dynamic balance implies that There is no critical speed in the system There will absolutely no wear of bearings The system is critically damped The system is also statically balanced There is no critical speed in the system There will absolutely no wear of bearings The system is critically damped The system is also statically balanced ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of ascent of cam is defined as the angle Through which the cam rotates during the period in which the follower remains in highest position During which the follower returns to its initial position Of rotation of the cam for a definite displacement of the follower Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Through which the cam rotates during the period in which the follower remains in highest position During which the follower returns to its initial position Of rotation of the cam for a definite displacement of the follower 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 A spring controlled governor is found unstable. It can be made stable by Decreasing the spring stiffness Increasing the spring stiffness Decreasing the ball mass Increasing the ball mass Decreasing the spring stiffness Increasing the spring stiffness Decreasing the ball mass Increasing the ball mass ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys are connected by means of a cross belt drive, then both the pulleys will rotate in _________ directions. Same Opposite Perpendicular None of these Same Opposite Perpendicular None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is 12,000 r.p.m. 6,000 r.p.m. 9,360 r.p.m. 5,367 r.p.m. 12,000 r.p.m. 6,000 r.p.m. 9,360 r.p.m. 5,367 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radial distance from the top of a tooth to the bottom of a tooth in a meshing gear, is called Dedendum Working depth Addendum Clearance Dedendum Working depth Addendum Clearance ANSWER DOWNLOAD EXAMIANS APP
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