Machine Design The helix angle for double helical gears may be made up to 75° 60° 90° 45° 75° 60° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Depends on heat treatment carried out Remain same Increases markedly Decreases markedly Depends on heat treatment carried out Remain same Increases markedly Decreases markedly ANSWER DOWNLOAD EXAMIANS APP
Machine Design When carbon in the cast iron is principally in the form of graphite, the cast iron will be of White colour Grey colour Yellow colour Brown colour White colour Grey colour Yellow colour Brown colour ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts will have equal strength, if Diameter of both the shafts is same Angle of twist of both the shafts is same Twisting moment of both the shafts is same Material of both the shafts is same Diameter of both the shafts is same Angle of twist of both the shafts is same Twisting moment of both the shafts is same Material of both the shafts is same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of 15 mm each. The allowable shearing load on the weldment per cm length of the weld is 15 kN 7.5 kN 22.5 kN 10.6 kN 15 kN 7.5 kN 22.5 kN 10.6 kN ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crowning on pulley helps To increase pulley life In increasing the slip of the belt In decreasing the slip of the belt To keep the belt in centre on a pulley while it is in motion To increase pulley life In increasing the slip of the belt In decreasing the slip of the belt To keep the belt in centre on a pulley while it is in motion ANSWER DOWNLOAD EXAMIANS APP