Machine Design The gears are termed as medium velocity gears, if their peripheral velocity is 3-15 m/s 15-30 m/s 1-3 m/s 30-50 m/s 3-15 m/s 15-30 m/s 1-3 m/s 30-50 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as Mitre gears Crown bevel gears Internal bevel gears Angular bevel gears Mitre gears Crown bevel gears Internal bevel gears Angular bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for single helical gears ranges from 35° to 50° 15° to 20° 20° to 35° 10° to 15° 35° to 50° 15° to 20° 20° to 35° 10° to 15° ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, It is worked below recrystallization temperature Both (A) and (B) Its hardness and strength increases None of these It is worked below recrystallization temperature Both (A) and (B) Its hardness and strength increases None of these 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 tension 7.2 N/mm² compression 3.6 N/mm² tension 3.6 N/mm² compression 7.2 N/mm² tension 7.2 N/mm² compression 3.6 N/mm² tension 3.6 N/mm² compression ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (4WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
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