Machine Design According to Indian standards, total numbers of tolerance grades are 18 20 12 8 18 20 12 8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible tensile stress in the metal is 20 N/mm², then the thickness of the metal required for making the pipe will be 10 mm 25 mm 5 mm 15 mm 10 mm 25 mm 5 mm 15 mm 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 entire set of belts is replaced The broken belt and the belt on either side of it, is replaced The broken belt need not to be replaced Only the broken belt is replaced The entire set of belts is replaced The broken belt and the belt on either side of it, is replaced The broken belt need not to be replaced ANSWER DOWNLOAD EXAMIANS APP
Machine Design The railway carriage couplings have Acme threads Square threads Knuckle threads Buttress threads Acme threads Square threads Knuckle threads Buttress threads 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 A combination of bending stress and direct shear stress Direct shear stress only A combination of torsional shear stress and bending Bending stress only A combination of bending stress and direct shear stress Direct shear stress only A combination of torsional shear stress and bending Bending stress only ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 3.5 2.8 3.0 2.5 3.5 2.8 3.0 2.5 ANSWER DOWNLOAD EXAMIANS APP