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Question
The welding set up is said to have straight polarity, when
Options:
A .  Work is connected to the positive terminal and the electrode holder to the negative terminal
B .  Work is connected to the negative terminal and the electrode holder to the positive terminal
C .  Work is connected to the positive terminal and the electrode holder is earthed
D .  Work is connected to the negative terminal and the electrode holder is earthed
Answer: Option A

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