Theory of Machine Open pairs are those which have Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion Surface contact between the two elements when in motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion Surface contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case The pressure developed being high provides tight sealing Both wear and power absorbed are low Power absorbed is less Wear is less The pressure developed being high provides tight sealing Both wear and power absorbed are low Power absorbed is less Wear is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time is given by (where ω = Angular velocity of the particle in rad/s) π/ω 2π/ω ω × 2π ω/2π π/ω 2π/ω ω × 2π ω/2π ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A system in dynamic balance implies that The system is also statically balanced There will absolutely no wear of bearings The system is critically damped There is no critical speed in the system The system is also statically balanced There will absolutely no wear of bearings The system is critically damped There is no critical speed in the system ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a kinematic chain, a quaternary joint is equivalent to One binary joint Three binary joints Two binary joints Four binary joints One binary joint Three binary joints Two binary joints Four binary joints ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of ascent of cam is defined as the angle Of rotation of the cam for a definite displacement of the follower During which the follower returns to its initial position Through which the cam rotates during the period in which the follower remains in highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for a definite displacement of the follower During which the follower returns to its initial position Through which the cam rotates during the period in which the follower remains in highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position ANSWER DOWNLOAD EXAMIANS APP