calcalculate the resistance of an electric press which used 0.5 A when connected to a 220 volt source
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V = IR ( BY ohm's law )
220 V = 0.5 × R
= R = 220/0.5 = 440 ohm. Ans.
220 V = 0.5 × R
= R = 220/0.5 = 440 ohm. Ans.
daniyalnaqvi82:
thanx
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