Workshop Technology For gas welding, the pressure desired at the welding torch for acetylene is 70 to 280 kN/m² 560 to 840 kN/m² 280 to 560 kN/m² 7 to 103 kN/m² 70 to 280 kN/m² 560 to 840 kN/m² 280 to 560 kN/m² 7 to 103 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For welding plates of thickness more than 12.5 mm, its edges Should have a double-V or U-groove on both sides Should have a double-V or U-groove on one side Should be bevelled to a single-V or U-groove Do not require bevelling Should have a double-V or U-groove on both sides Should have a double-V or U-groove on one side Should be bevelled to a single-V or U-groove Do not require bevelling ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Lancing is the operation of Cutting a sheet of metal through part of its length and then bending the cut portion Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal in a straight line along the length Bending a sheet of metal along a curved axis Cutting a sheet of metal through part of its length and then bending the cut portion Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal in a straight line along the length Bending a sheet of metal along a curved axis ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In sheet metal work, he cutting force on the tool can be reduced by Increasing the hardness of tool Providing shear on tool Grinding the cutting edges sharp Increasing the hardness of die Increasing the hardness of tool Providing shear on tool Grinding the cutting edges sharp Increasing the hardness of die ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A two high rolling mill consists of two rolls which rotate 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 At different speeds and in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding set up is said to have straight polarity, when Work is connected to the negative terminal and the electrode holder is earthed Work is connected to the negative terminal and the electrode holder to the positive terminal Work is connected to the positive terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder to the negative terminal Work is connected to the negative terminal and the electrode holder is earthed Work is connected to the negative terminal and the electrode holder to the positive terminal Work is connected to the positive terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder to the negative terminal ANSWER DOWNLOAD EXAMIANS APP
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