A flashlight uses batteries that add up to 1.5 V and has a power output of 0.59 W. (a) How much current is drawn from the batteries? –––– A (b) What is the effective resistance of the flashlight? –––––
A flashlight uses batteries that add up to 1.5 V and has a power output of 0.59 W. (a) How much current is drawn from the batteries? –––– A (b) What is the effective resistance of the flashlight? –––––
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter21: Current And Direct Current Circuits
Section: Chapter Questions
Problem 19P
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Question
A flashlight uses batteries that add up to 1.5 V and has a power output of 0.59 W.
(a) How much current is drawn from the batteries?
–––– A
(b) What is the effective resistance of the flashlight?
–––– A
(b) What is the effective resistance of the flashlight?
–––––
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