Welding machine draws a 18a of current at 240v when it is
A welding machine draws a 18A of current at 240V.
(a) What is its power rating?
(b) What is its resistance?
(c) When it is inadvertently connected to a 120V outlet, the current in it is 10A. Is the machine's resistance ohmic? Prove your answer.
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welding machine draws a 18A of current at 240V. When it is inadvertently connected to a 120V outlet, the current in it is 10A. Is the machine's resistance ohmic
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