Machine Design The helix angle for double helical gears may be made up to 75° 90° 45° 60° 75° 90° 45° 60° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts will have equal strength, if Material of both the shafts is same Twisting moment of both the shafts is same Diameter of both the shafts is same Angle of twist of both the shafts is same Material of both the shafts is same Twisting moment of both the shafts is same Diameter of both the shafts is same Angle of twist of both the shafts is same ANSWER DOWNLOAD EXAMIANS APP
Machine Design A fast and loose pulley drive is used when Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions ANSWER DOWNLOAD EXAMIANS APP
Machine Design When spring index increases, the value of Wahl's stress factor Increases linearly Increases exponentially Decreases linearly Remains same Increases linearly Increases exponentially Decreases linearly Remains same ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. Double One-half One-fourth One-eighth Double One-half One-fourth One-eighth ANSWER DOWNLOAD EXAMIANS APP
Machine Design The angle of twist of shaft is Inversely proportional to (shaft diameter)² Directly proportional to (shaft diameter)⁴ Directly proportional to (shaft diameter)² Inversely proportional to (shaft diameter)⁴ Inversely proportional to (shaft diameter)² Directly proportional to (shaft diameter)⁴ Directly proportional to (shaft diameter)² Inversely proportional to (shaft diameter)⁴ ANSWER DOWNLOAD EXAMIANS APP