Machine Design Ball bearing type screws are found in following application Steering mechanism Aeroplane engines Crane Screw jack Steering mechanism Aeroplane engines Crane Screw jack ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 2.8 2.5 3.0 3.5 2.8 2.5 3.0 3.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as Angular bevel gears Internal bevel gears Crown Bevel gears Mitre gears Angular bevel gears Internal bevel gears Crown Bevel gears Mitre gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design A feather key is generally Tight in both shaft and hub Loose in shaft and tight in hub Loose in both shaft and hub Tight in shaft and loose in hub Tight in both shaft and hub Loose in shaft and tight in hub Loose in both shaft and hub Tight in shaft and loose in hub ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width (5 rivets per pitch length) should be 80 to 90% 70 to 83% 45 to 60% 63 to 70% 80 to 90% 70 to 83% 45 to 60% 63 to 70% ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is used for power transmission in one direction only? Acme threads Multiple threads Square threads Buttress threads Acme threads Multiple threads Square threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
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