Machine Design The pitch diameter is the __________ diameter of an external or internal screw thread. Smallest None of these Largest Effective Smallest None of these Largest Effective ANSWER DOWNLOAD EXAMIANS APP
Machine Design The building up of worn and undersized parts, subjected to repeated loads by electroplating is Best method Has no effect as regards fatigue strength Cheapest method Extremely hazardous Best method Has no effect as regards fatigue strength Cheapest method Extremely hazardous 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) 45° - φ/2 45° - φ 45° + φ/2 90° - φ 45° - φ/2 45° - φ 45° + φ/2 90° - φ ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced will be 16F/ 3πd² 8F/ πd² 6F/ πd² 4F/ πd² 16F/ 3πd² 8F/ πd² 6F/ πd² 4F/ πd² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum normal stress theory is used for Plastic materials Brittle materials Ductile materials Non-ferrous materials Plastic materials Brittle materials Ductile materials Non-ferrous materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design A cotter joint is used to connect two __________ rods. Parallel None of these Perpendicular Co-axial Parallel None of these Perpendicular Co-axial ANSWER DOWNLOAD EXAMIANS APP
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