A flashlight uses batteries that add up to 1.5 V and has a power output of 0.53 W. (a) How much current is drawn from the batteries? A (b) What is the effective resistance of the flashlight? Ω
A flashlight uses batteries that add up to 1.5 V and has a power output of 0.53 W. (a) How much current is drawn from the batteries? A (b) What is the effective resistance of the flashlight? Ω
College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter18: Direct-Current Circuits
Section: Chapter Questions
Problem 50AP: Three 60.0-W, 120-V lightbulbs are connected across a 120-V power source, as shown in Figure P18.50....
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A flashlight uses batteries that add up to 1.5 V and has a power output of 0.53 W.
(a) How much current is drawn from the batteries?
A
(b) What is the effective resistance of the flashlight?
Ω
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