Machine Design Gear box is used To produce torque To increase efficiency of system To obtain variable speeds For speed reduction To produce torque To increase efficiency of system To obtain variable speeds For speed reduction ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bolt is very yielding as compared to the connected members, then the resultant load on the bolt will be equal to the External load applied Sum of the initial tension and external load applied Initial tension or external load, whichever is greater Initial tension External load applied Sum of the initial tension and external load applied Initial tension or external load, whichever is greater Initial tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is a permanent fastening? Cotters Keys Bolts Rivets Cotters Keys Bolts Rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a machine member is subjected to torsion, the torsional shear stress set up in the member is Maximum at the centroidal axis and zero at the outer surface of the member Zero at the centroidal axis and maximum at the outer surface of the member Maximum at both the centroidal axis and outer surface of the member Zero at both the centroidal axis and outer surface of the member Maximum at the centroidal axis and zero at the outer surface of the member Zero at the centroidal axis and maximum at the outer surface of the member Maximum at both the centroidal axis and outer surface of the member Zero at both the centroidal axis and outer surface of the member ANSWER DOWNLOAD EXAMIANS APP
Machine Design Residual stress in materials Becomes zero when external load is removed Is independent of external loads Is always harmful Acts when external load is applied Becomes zero when external load is removed Is independent of external loads Is always harmful Acts when external load is applied ANSWER DOWNLOAD EXAMIANS APP
Machine Design The minimum number of teeth on the pinion which will mesh with any gear without interference for 20° full depth involute teeth will be 14 12 18 24 14 12 18 24 ANSWER DOWNLOAD EXAMIANS APP
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