Machine Design The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress. One-half Double One-third One-fourth One-half Double One-third One-fourth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A leaf spring in automobiles is used To store strain energy To apply forces To measure forces To absorb shocks To store strain energy To apply forces To measure forces To absorb shocks ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to 8W/9 W/9 2W/3 W/2 8W/9 W/9 2W/3 W/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Deep groove ball bearings are used for Small angular displacement of shafts Combined thrust and radial loads at high speed Heavy thrust load only Radial load at high speed Small angular displacement of shafts Combined thrust and radial loads at high speed Heavy thrust load only Radial load at high speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 7 N-m 5 N-m 15 N-m 10 N-m 7 N-m 5 N-m 15 N-m 10 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Knuckle threads Square threads Acme threads Buttress threads Knuckle threads Square threads Acme threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
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