Machine Design Screws used for power transmission should have Low efficiency Very fine threads Strong teeth High efficiency Low efficiency Very fine threads Strong teeth High efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the pressure angle is __________ the angle between two inclined faces in axial plane. None of these Thrice Half Twice None of these Thrice Half Twice ANSWER DOWNLOAD EXAMIANS APP
Machine Design The angle of twist of shaft is Directly proportional to (shaft diameter)² Directly proportional to (shaft diameter)⁴ Inversely proportional to (shaft diameter)⁴ Inversely proportional to (shaft diameter)² Directly proportional to (shaft diameter)² Directly proportional to (shaft diameter)⁴ Inversely proportional to (shaft diameter)⁴ Inversely proportional to (shaft diameter)² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The function of a washer is to Absorb shocks and vibrations Provide bearing area Provide cushioning effect Provide smooth surface in place of rough surface Absorb shocks and vibrations Provide bearing area Provide cushioning effect Provide smooth surface in place of rough surface ANSWER DOWNLOAD EXAMIANS APP
Machine Design A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be 6 kN/m 24 kN/m 30 kN/m 12 kN/m 6 kN/m 24 kN/m 30 kN/m 12 kN/m ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used. None of these Rectangular Parallel Square None of these Rectangular Parallel Square ANSWER DOWNLOAD EXAMIANS APP
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