Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. None of these Reversed polarity Both (A) and (B) Straight polarity None of these Reversed polarity Both (A) and (B) Straight polarity ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Riddle is used for Reinforcement of sand in the top part of moulding box Moistening the sand around the edge before removing pattern Cleaning the moulding sand Smoothing and cleaning out depressions in the mould Reinforcement of sand in the top part of moulding box Moistening the sand around the edge before removing pattern Cleaning the moulding sand Smoothing and cleaning out depressions in the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a four high rolling mill, there are four rolls out of which Three are working rolls and one is backing up roll One is working roll and three are backing up rolls All of the four are working rolls Two are working rolls and two are backing up rolls Three are working rolls and one is backing up roll One is working roll and three are backing up rolls All of the four are working rolls Two are working rolls and two are backing up rolls ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The advantage of Thermit welding is that Results in a minimum problem with internal residual stresses All parts of the weld section are molten at the same time Weld cools almost uniformly All of these Results in a minimum problem with internal residual stresses All parts of the weld section are molten at the same time Weld cools almost uniformly All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The material which can be best cut with oxygen cutting process is Aluminium Copper Brass Mild steel Aluminium Copper Brass Mild steel ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A pattern maker's shrinkage rule considers All materials of the pattern Only shrinkage allowance All pattern allowances All materials to be cast All materials of the pattern Only shrinkage allowance All pattern allowances All materials to be cast ANSWER DOWNLOAD EXAMIANS APP
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