Machine Design The acme threads are usually found on Feed mechanism of machine tools Railway carriage couplings Spindles of bench vices Screw cutting lathes Feed mechanism of machine tools Railway carriage couplings Spindles of bench vices Screw cutting lathes ANSWER DOWNLOAD EXAMIANS APP
Machine Design The taper on cotter varies from 1 in 15 to 1 in 10 1 in 32 to 1 in 24 1 in 24 to 1 in 20 1 in 48 to 1 in 24 1 in 15 to 1 in 10 1 in 32 to 1 in 24 1 in 24 to 1 in 20 1 in 48 to 1 in 24 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In composite or reverse laid ropes Wires in two adjacent strands are twisted in opposite direction Wires are not twisted Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires in two adjacent strands are twisted in opposite direction Wires are not twisted Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Approaches yield point Is 50% of yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Approaches yield point Is 50% of yield point Is just sufficient to hold parts together Is about yield point divided by safety factor ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is 7.2 N/mm² compression 7.2 N/mm² tension 3.6 N/mm² compression 3.6 N/mm² tension 7.2 N/mm² compression 7.2 N/mm² tension 3.6 N/mm² compression 3.6 N/mm² tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design The product of the diametral pitch and circular pitch is equal to π π × number of teeth 1 1/π π π × number of teeth 1 1/π ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS