Machine Design The application of second type levers is found in Hand wheel of a punching press Lever of a loaded safety valve A pair of tongs Handle of a hand pump Hand wheel of a punching press Lever of a loaded safety valve A pair of tongs Handle of a hand pump ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Is about yield point divided by safety factor Approaches yield point Is just sufficient to hold parts together Is 50% of yield point Is about yield point divided by safety factor Approaches yield point Is just sufficient to hold parts together Is 50% of yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation? Tangent key Gib-head key Woodruff key Feather key Tangent key Gib-head key Woodruff key Feather key ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to Ensure uniform loading Reduce vibration Ensure proper alignment Reduce slip Ensure uniform loading Reduce vibration Ensure proper alignment Reduce slip ANSWER DOWNLOAD EXAMIANS APP
Machine Design If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to Diameter of bolt 1.25 × diameter of bolt 1.5 × diameter of bolt 0.75 × diameter of bolt Diameter of bolt 1.25 × diameter of bolt 1.5 × diameter of bolt 0.75 × diameter of bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the shaft rotates in anticlockwise direction at high speed in a bearing, it will Move towards right of the bearing making metal to metal contact Move towards left of the bearing making metal to metal contact Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact Move towards right of the bearing making metal to metal contact Move towards left of the bearing making metal to metal contact Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact ANSWER DOWNLOAD EXAMIANS APP