Science, asked by as0464923, 9 months ago

power of a bulb which works in 220V is 100W. when the voltage in the circuit decreases the power becomes 25W, what will be the voltage at that time?.

plz answer

Answers

Answered by shahidshahid66008

5

Answer:

165 W

Explanation:

220÷100=2.2

so,2.2v=1w l

then (100-25)w=75w

75w=(75×2.2)v

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