Machine Design The smallest diameter of an external or internal screw thread is known as Major diameter Minor diameter Pitch diameter None of these Major diameter Minor diameter Pitch diameter None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Set screws are Similar to stud Used to prevent relative motion between parts 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 Similar to stud Used to prevent relative motion between parts 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock absorbing capacity of a bolt may be increased by Making the shank diameter equal to core diameter of thread Increasing its shank diameter Tightening the bolt properly Decreasing its shank diameter Making the shank diameter equal to core diameter of thread Increasing its shank diameter Tightening the bolt properly Decreasing its shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd3/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd⁴/ 8D3n Gd3/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd⁴/ 8D3n ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (2WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, if one of the belts break, then Only the broken belt is replaced The broken belt need not to be replaced The entire set of belts is replaced The broken belt and the belt on either side of it, is replaced Only the broken belt is replaced The broken belt need not to be replaced The entire set of belts is replaced The broken belt and the belt on either side of it, is replaced ANSWER DOWNLOAD EXAMIANS APP