Theory of Machine In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be Isochronous Less sensitive More sensitive Unaffected of sensitivity Isochronous Less sensitive More sensitive Unaffected of sensitivity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when There is a reduction in amplitude after every cycle of vibration None of these No external force acts on a body, after giving it an initial displacement A body vibrates under the influence of external force There is a reduction in amplitude after every cycle of vibration None of these No external force acts on a body, after giving it an initial displacement A body vibrates under the influence of external force ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanism is an approximate straight line motion mechanism? Robert's mechanism Grasshopper mechanism Watt's mechanism All of these Robert's mechanism Grasshopper mechanism Watt's mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead center, in a reciprocating steam engine, then the acceleration of the piston will be ω²r. n/(n - 1) ω²r. (n - 1)/n ω²r. (n + 1)/n ω²r. n/(n + 1) ω²r. n/(n - 1) ω²r. (n - 1)/n ω²r. (n + 1)/n ω²r. n/(n + 1) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If two moving elements have surface contact in motion, such pair is known as Higher pair Sliding pair Surface pair Rolling pair Higher pair Sliding pair Surface pair Rolling pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of dwell of cam is defined as the angle 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 During which the follower returns to its initial position Of rotation of the cam for 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 During which the follower returns to its initial position Of rotation of the cam for definite displacement of the follower ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS