A current of 0.50 A flows through a lamp when it is connected to a 120.0-volt source. (a) What is the resistance of the lamp? (b) What is the wattage of the lamp? (c) How much electric energy does the lamp use in 10 minutes?
A current of 0.50 A flows through a lamp when it is connected to a 120.0-volt source. (a) What is the resistance of the lamp? (b) What is the wattage of the lamp? (c) How much electric energy does the lamp use in 10 minutes?
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter20: Electric Current, Resistance, And Ohm's Law
Section: Chapter Questions
Problem 1PE: What is the current in milliamperes produced by the solar cells of a pocket calculator through which...
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