Workshop Technology Cold working of metal increases Tensile strength Hardness Yield strength All of these Tensile strength Hardness Yield strength All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature produced by oxy-hydrogen flame is about 3200°C 1800°C 2100°C 2400°C 3200°C 1800°C 2100°C 2400°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During drawing operation, the states of stress in cup would include Both (A) and (B) None of these Tensile stress in the wall Compressive stress in the flange Both (A) and (B) None of these Tensile stress in the wall Compressive stress in the flange ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Punching Piercing Blanking Shearing Punching Piercing Blanking Shearing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The draft or taper allowance on casting is generally 1 to 2 mm/m 10 to 15 mm/m 5 to 10 mm/m 2 to 5 mm/m 1 to 2 mm/m 10 to 15 mm/m 5 to 10 mm/m 2 to 5 mm/m ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be left unmachined is marked on the pattern by Yellow colour Red colour Black colour Blue colour Yellow colour Red colour Black colour Blue colour ANSWER DOWNLOAD EXAMIANS APP