Question: A 9 0 W lightbulb operates on a potential difference of 9 0 V . Find the current in the bulb. Find the resistance of

A 90W lightbulb operates on a potential difference of 90 V . Find the current in the bulb. Find the resistance of the bulb. If this bulb is replaced with one whose resistance is half the value found in part B, is its power rating greater than or less than 90 W ? By what factor?

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