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Calculate the curren and the resistance ...

Calculate the curren and the resistance of a 100W, 200V electric bulb in an electric circuit.

Text Solution

Verified by Experts

Power `P=100W` and Voltage `V=200V`
Power `P=VI`
So, Current, `I=(P)/(V)`
`=(100)/(20)=0.5A`
Resistance, `R=(V)/(I)`
`=(200)/(0.5)=400Omega`
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