Machine Design A screw is said to be over hauling screw, if its efficiency is None of these Equal to 50% More than 50% Less than 50% None of these Equal to 50% More than 50% Less than 50% ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a square key made of mild steel, the shear and crushing strength are related as None of these Shear strength is greater than crushing strength Shear strength is equal to crushing strength Shear strength is less than crushing strength None of these Shear strength is greater than crushing strength Shear strength is equal to crushing strength Shear strength is less than crushing strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 90° - φ 45° - φ 45° - φ/2 45° + φ/2 90° - φ 45° - φ 45° - φ/2 45° + φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design While designing a screw in a screw jack against buckling failure, the end conditions for the screw are taken as Both the ends fixed One end fixed and the other end hinged One end fixed and the other end free Both the ends hinged Both the ends fixed One end fixed and the other end hinged One end fixed and the other end free Both the ends hinged ANSWER DOWNLOAD EXAMIANS APP
Machine Design Pick up wrong statement. Fatigue strength can be increased by Shot peening Hot working Grinding and lapping surface Cold working Shot peening Hot working Grinding and lapping surface Cold working ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearings of medium series have capacity __________ over the light series. 40 to 50% 20 to 30% 10 to 20% 30 to 40% 40 to 50% 20 to 30% 10 to 20% 30 to 40% ANSWER DOWNLOAD EXAMIANS APP
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