Workshop Technology In a four high rolling mill, the diameter of backing up rolls is ________ the diameter of working rolls. Equal to Smaller than Larger than None of these Equal to Smaller than Larger than None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A two high rolling mill consists of two rolls which rotate At the same speed and in the same direction At the same speed but in opposite direction At different speeds and in the same direction At different speeds and in the opposite direction At the same speed and in the same direction At the same speed but in opposite direction At different speeds and in the same direction At different speeds and in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be left unmachined is marked on the pattern by Red colour Yellow colour Blue colour Black colour Red colour Yellow colour Blue colour Black colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Flame hardening Age hardening Induction hardening Work hardening Flame hardening Age hardening Induction hardening Work hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be 26 mm/m 20 mm/m 16 mm/m 10 mm/m 26 mm/m 20 mm/m 16 mm/m 10 mm/m ANSWER DOWNLOAD EXAMIANS APP