Machine Design Screws used for power transmission should have High efficiency Strong teeth Low efficiency Very fine threads High efficiency Strong teeth Low efficiency Very fine threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resistance to fatigue of a material is measured by Endurance limit Young's modulus Elastic limit Ultimate tensile strength Endurance limit Young's modulus Elastic limit Ultimate tensile strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design Pick up wrong statement. Fatigue strength can be increased by Hot working Cold working Grinding and lapping surface Shot peening Hot working Cold working Grinding and lapping surface Shot peening ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width (5 rivets per pitch length) should be 63 to 70% 70 to 83% 80 to 90% 45 to 60% 63 to 70% 70 to 83% 80 to 90% 45 to 60% 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 15 m/s 10 m/s 20 m/s 12.5 m/s 15 m/s 10 m/s 20 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to Increase the key depth Increase the key width Decrease the key length Increase the key length Increase the key depth Increase the key width Decrease the key length Increase the key length ANSWER DOWNLOAD EXAMIANS APP
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