Theory of Machine Sense of tangential acceleration of a link Could be either same or opposite to velocity Is opposite to that of velocity Is perpendicular to that of velocity Is same as that of velocity Could be either same or opposite to velocity Is opposite to that of velocity Is perpendicular to that of velocity Is same as that of velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be To raise the bow and stern To lower the bow and stern To raise the stern and lower the bow To raise the bow and lower the stern To raise the bow and stern To lower the bow and stern To raise the stern and lower the bow To raise the bow and lower the stern ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A circular bar moving in a round hole is an example of Partially constrained motion Incompletely constrained motion Completely constrained motion Successfully constrained motion Partially constrained motion Incompletely constrained motion Completely constrained motion Successfully constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the pressure angle is __________, a reciprocating follower will jam in its bearings. Too small Large Small Too large Too small Large Small Too large ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In railway axle boxes, the bearing used is Double row self aligning ball bearing Deep groove ball bearing Double row spherical roller bearing Cylindrical roller bearing Double row self aligning ball bearing Deep groove ball bearing Double row spherical roller bearing Cylindrical roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r sinφ (r/2) cosφ r tanφ r cosφ r sinφ (r/2) cosφ r tanφ r cosφ ANSWER DOWNLOAD EXAMIANS APP