Theory of Machine The example of higher pair is Belt, rope and chain drives All of these Gears, cams Ball and roller bearings Belt, rope and chain drives All of these Gears, cams Ball and roller bearings 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 fn/2 4 fn 2 fn 8 fn fn/2 4 fn 2 fn ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move the ship towards port side. Backward Forward Downward Upward Backward Forward Downward Upward ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Higher pairs are those which have Two elements that permit relative motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Point or line contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Point or line contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Whitworth quick return mechanism is obtained by inversion of Five link mechanism Roller cam mechanism Kinematic chain Slider crank mechanism Five link mechanism Roller cam mechanism Kinematic chain Slider crank mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a conical pivot bearing, considering uniform pressure, is (where R = Radius of shaft, and α = Semi-angle of the cone) (1/2) μ W R cosecα (2/3) μ W R cosecα μ W R cosecα (3/4) μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα μ W R cosecα (3/4) μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP