Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/4 d/6 d/2 d/8 d/4 d/6 d/2 d/8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The speed of the sprocket reduces as the chain pitch __________ for a given number of teeth. Increases None of these Decreases Remain same Increases None of these Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shaft coupling is used in machinery to Introduce protection against over loads All of these Introduce mechanical flexibility Reduce the transmission of shock loads Introduce protection against over loads All of these Introduce mechanical flexibility Reduce the transmission of shock loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 160° 90° 135° 180° 160° 90° 135° 180° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is used for power transmission in one direction only? Multiple threads Buttress threads Acme threads Square threads Multiple threads Buttress threads Acme threads Square threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rocker arms in internal combustion engines are of__________. Third type levers None of these Second type levers First type levers Third type levers None of these Second type levers First type levers ANSWER DOWNLOAD EXAMIANS APP
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