Machine Design In order to withstand resistance to wear, the best profile of gear is 20° full depth involute tooth 20° involute stub tooth 14½° full depth involute tooth 14½° stub tooth 20° full depth involute tooth 20° involute stub tooth 14½° full depth involute tooth 14½° stub tooth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and is flat on the shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and is flat on the shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft 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 (according to Barth) will be equal to (Where, Pc is centrifugal tension) [(√P1 + √P2)/2]² P1 + P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂× (P1 + P2) [(√P1 + √P2)/2]² P1 + P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂× (P1 + P2) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cross or regular lay ropes Direction of twist of wires and strands are same Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Wires are not twisted Direction of twist of wires and strands are same Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Wires are not twisted ANSWER DOWNLOAD EXAMIANS APP
Machine Design Antifriction bearings are Hydrodynamic bearings Sleeve bearings None of these Thin lubricated bearings Hydrodynamic bearings Sleeve bearings None of these Thin lubricated bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a connecting rod, it is considered like __________ for buckling about Y-axis. One end fixed and the other end free One end fixed and the other end hinged Both ends fixed Both ends hinged One end fixed and the other end free One end fixed and the other end hinged Both ends fixed Both ends hinged ANSWER DOWNLOAD EXAMIANS APP