Question

A bulb is rated 40W: 220V. Find the current drawn by it, when it is connected to a 220 supply.'
Istance. If the given bulb is replaced by a bulb of rating 25W; 220V will there be any change in the value of
purrent and resistance? Justify your answer and determine the change​

Answer 1

Answer:

as P=V*I

40=220*I

I=40/220

I=0.18A