Science, asked by rit7nppavirukmarish, 1 year ago

An bulb rated 100 w - 220v. what do you mean by the statement . when the voltage is increased to 400 v the power is ---------------

Answers

Answered by chuhoangtuan
0
I=P/U = 100/400 = 0.25A 
i am not sure about this :D
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