4. An ordinary light bulb is marked “60 W, 220V “. a. What is the resistance of the bulb? b. What is the current in it?

Delmar's Standard Textbook Of Electricity
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ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter9: Measuring Instruments
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Problem 5PP: 5. A digital voltmeter indicates a voltage of 2.5 V when 10 of current flow through a resistor....
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4. An ordinary light bulb is marked “60 W, 220V “.
a. What is the resistance of the bulb?
b. What is the current in it?
Transcribed Image Text:4. An ordinary light bulb is marked “60 W, 220V “. a. What is the resistance of the bulb? b. What is the current in it?
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