Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 70 to 83% 80 to 90% 63 to 70% 45 to 60% 70 to 83% 80 to 90% 63 to 70% 45 to 60% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Is about yield point divided by safety factor Is just sufficient to hold parts together Is 50% of yield point Approaches yield point Is about yield point divided by safety factor Is just sufficient to hold parts together Is 50% of yield point Approaches yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals Do not require external supply of lubricant ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial bearings, the load acts __________ to the axis of rotation. None of these Parallel Perpendicular Both A and B None of these Parallel Perpendicular Both A and B ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt Is provided with pointed threads Has a head on one end and a nut fitted to the other Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Is provided with pointed threads Has a head on one end and a nut fitted to the other Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used. None of these Square Parallel Rectangular None of these Square Parallel Rectangular ANSWER DOWNLOAD EXAMIANS APP