Machine Design The coefficient of friction in belt drive depends upon Material of pulley Material of belt Materials of belt and pulley Belt velocity Material of pulley Material of belt Materials of belt and pulley Belt velocity ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. Either A or B Thick film Thin film None of these Either A or B Thick film Thin film None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gear box is used To increase efficiency of system For speed reduction To produce torque To obtain variable speeds To increase efficiency of system For speed reduction To produce torque To obtain variable speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design Wire ropes as compared to cotton ropes Can withstand shock loads Are lighter in weight All of these Offer silent operation Can withstand shock loads Are lighter in weight All of these Offer silent operation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up with initial tension greater than the external load so that The resultant load on the bolt would not be affected by the external cyclic load Joint may not open up Bolts will not loosen during service Bolts are weakest elements The resultant load on the bolt would not be affected by the external cyclic load Joint may not open up Bolts will not loosen during service Bolts are weakest elements ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crowning on pulley helps In increasing the slip of the belt To keep the belt in centre on a pulley while it is in motion In decreasing the slip of the belt To increase pulley life In increasing the slip of the belt To keep the belt in centre on a pulley while it is in motion In decreasing the slip of the belt To increase pulley life ANSWER DOWNLOAD EXAMIANS APP
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