Workshop Technology The welding set up is said to have straight polarity, when 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 Work is connected to the negative terminal and the electrode holder is earthed ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electron beam welding can be carried out in Open air A shielded gas environment A pressurized inert gas chamber Vacuum Open air A shielded gas environment A pressurized inert gas chamber Vacuum ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The sand used for making cores is Oil sand Green sand Loam sand Dry sand Oil sand Green sand Loam sand Dry sand ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold chisels are made from Mild steel Cast tool steel High speed steel Cast iron Mild steel Cast tool steel High speed steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When the file is moved to and fro over the work, it is known as Draw filing Pull and push filing None of these Cross filing Draw filing Pull and push filing None of these Cross filing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A file removes the metal during Return stroke Both forward and return strokes Forward stroke None of these Return stroke Both forward and return strokes Forward stroke None of these ANSWER DOWNLOAD EXAMIANS APP