Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 560 to 840 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The minimum size of a bloom is 20 cm × 20 cm 10 cm × 10 cm 15 cm × 15 cm 5 cm × 5 cm 20 cm × 20 cm 10 cm × 10 cm 15 cm × 15 cm 5 cm × 5 cm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to produce uniform packing of sand in the moulds, a _________ is used. Squeezing machine Stripper plate machine Jolt machine Sand slinger Squeezing machine Stripper plate machine Jolt machine Sand slinger ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A two high rolling mill consists of two rolls which rotate At different speeds and in the opposite direction At different speeds and in the same direction At the same speed but in opposite direction At the same speed and in the same direction At different speeds and in the opposite direction At different speeds and in the same direction At the same speed but in opposite direction At the same speed and in the same direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, pressure applied varies from 10 to 25 MPa 5 to 10 MPa 1 to 5 MPa 25 to 55 MPa 10 to 25 MPa 5 to 10 MPa 1 to 5 MPa 25 to 55 MPa ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cold working of metal increases Yield strength Hardness Tensile strength All of these Yield strength Hardness Tensile strength All of these ANSWER DOWNLOAD EXAMIANS APP
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