Machine Design A riveted joint is a __________ fastening. Temporary None of these Either A or B Permanent Temporary None of these Either A or B Permanent ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for very accurately cut and ground metallic gears operating at velocities upto __________ are equal to 6/(6 + v). 12.5 m/s 20 m/s 15 m/s 10 m/s 12.5 m/s 20 m/s 15 m/s 10 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cap screws are Slotted for a screw driver and generally used with a nut Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts Provided with detachable caps Slotted for a screw driver and generally used with a nut Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts Provided with detachable caps ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is Direct shear stress only Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear stress at a point in a shaft subjected to a torque is Directly proportional to the polar moment of inertia and to the distance of the point from the axis Directly proportional to the applied torque and the polar moment of inertia Inversely proportional to the applied torque and the polar moment of inertia Directly proportional to the applied torque and inversely proportional to the polar moment of inertia Directly proportional to the polar moment of inertia and to the distance of the point from the axis Directly proportional to the applied torque and the polar moment of inertia Inversely proportional to the applied torque and the polar moment of inertia Directly proportional to the applied torque and inversely proportional to the polar moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to (Where, Pc = tension in belt due to centrifugal force) 1 Pc Pc/3 2 Pc 3 Pc 1 Pc Pc/3 2 Pc 3 Pc ANSWER DOWNLOAD EXAMIANS APP