Workshop Technology In electric resistance welding, pressure applied varies from 1 to 5 MPa 5 to 10 MPa 25 to 55 MPa 10 to 25 MPa 1 to 5 MPa 5 to 10 MPa 25 to 55 MPa 10 to 25 MPa ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for acetylene is 560 to 840 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² 70 to 280 kN/m² 560 to 840 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² 70 to 280 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold chisels are made from Mild steel Cast iron Cast tool steel High speed steel Mild steel Cast iron Cast tool steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 50 to 100 volts 1 to 5 volts 11 to 20 volts 6 to 10 volts 50 to 100 volts 1 to 5 volts 11 to 20 volts 6 to 10 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which one of the following material will require the largest size of riser for the same size of casting? Aluminium Copper Steel Cast iron Aluminium Copper Steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
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