Machine Design The railway carriage couplings have Square threads Knuckle threads Buttress threads Acme threads Square threads Knuckle threads Buttress threads Acme threads 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 (2WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The minimum number of teeth on the pinion which will mesh with any gear without interference for 20° full depth involute teeth will be 24 12 18 14 24 12 18 14 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearings of medium series have capacity __________ over the light series. 30 to 40% 10 to 20% 40 to 50% 20 to 30% 30 to 40% 10 to 20% 40 to 50% 20 to 30% ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the pressure angle is __________ the angle between two inclined faces in axial plane. Half Thrice Twice None of these Half Thrice Twice None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a horizontal flat belt drive, it is customary to use Top side of belt as slack side Idler pulley None of these Bottom side of belt as slack side Top side of belt as slack side Idler pulley None of these Bottom side of belt as slack side ANSWER DOWNLOAD EXAMIANS APP