Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) 0.5 d 0.75 d 1.25 d d 0.5 d 0.75 d 1.25 d d ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (neglecting centrifugal tension) will be equal to (Where, Pc is centrifugal tension) [⅟₂ × (P1 + P2)] + Pc P1 - P2 ⅟₂ × (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc P1 - P2 ⅟₂ × (P1 + P2) P1 + P2 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 Initial tension or external load, whichever is greater Initial tension Sum of the initial tension and external load applied External load applied Initial tension or external load, whichever is greater Initial tension Sum of the initial tension and external load applied External load applied ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to (Where, Pc = tension in belt due to centrifugal force) 2 Pc 3 Pc Pc/3 1 Pc 2 Pc 3 Pc Pc/3 1 Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shaft coupling is used in machinery to Introduce protection against over loads Introduce mechanical flexibility Reduce the transmission of shock loads All of these Introduce protection against over loads Introduce mechanical flexibility Reduce the transmission of shock loads All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bench vice has following type of threads Buttress Square Acme Metric Buttress Square Acme Metric ANSWER DOWNLOAD EXAMIANS APP
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