Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. Same as Less than None of these More than Same as Less than None of these More than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is None of these Both (A) and (B) 0° and 90° 180° and 360° None of these Both (A) and (B) 0° and 90° 180° and 360° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham's coupling is the Second inversion of single slider crank chain Second inversion of double slider crank chain Third inversion of double slider crank chain Third inversion of slider crank chain Second inversion of single slider crank chain Second inversion of double slider crank chain Third inversion of double slider crank chain Third inversion of slider crank chain ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed. Ratio Difference Product Sum Ratio Difference Product Sum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of dwell of cam is defined as the angle 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 the highest position During which the follower returns to its initial position Of rotation of the cam for 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 the 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
Theory of Machine The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve) c/(m + M) g c (m + M) g c (m - M) g c/(m - M) g c/(m + M) g c (m + M) g c (m - M) g c/(m - M) g ANSWER DOWNLOAD EXAMIANS APP