Theory of Machine Minimum number of teeth for involute rack and pinion arrangement for pressure angle of 20° is 20 34 10 30 20 34 10 30 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanisms produces mathematically an exact straight line motion? Peaucellier's mechanism Tchebicheff mechanism Watt mechanism Grasshopper mechanism Peaucellier's mechanism Tchebicheff mechanism Watt mechanism Grasshopper mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Whirling speed of the shaft is the speed at which Shaft tends to vibrate vigorously in transverse direction Torsional vibrations occur Combination of transverse and longitudinal vibration occurs Shaft tends to vibrate in longitudinal direction Shaft tends to vibrate vigorously in transverse direction Torsional vibrations occur Combination of transverse and longitudinal vibration occurs Shaft tends to vibrate in longitudinal direction ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The partial balancing of reciprocating parts in locomotives produces Hammer blow Variation in tractive force along the line of stroke Swaying couple All of these Hammer blow Variation in tractive force along the line of stroke Swaying couple All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The direction of linear velocity of any point on a link with respect to another point on the same link is None of the listed here Parallel to the link joining the points At 45° to the link joining the points Perpendicular to the link joining the points None of the listed here Parallel to the link joining the points At 45° to the link joining the points Perpendicular to the link joining the points ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The engine of an aeroplane rotates in clockwise direction when seen from the tail end and the aeroplane takes a turn to the left. The effect of gyroscopic couple on the aeroplane will be To raise the nose and dip the tail To dip the nose and raise the tail To dip the nose and tail To raise the nose and tail To raise the nose and dip the tail To dip the nose and raise the tail To dip the nose and tail To raise the nose and tail ANSWER DOWNLOAD EXAMIANS APP