(II) You want to design a portable electric blanket that runson a 1.5-V battery. If you use a 0.50-mm-diameter copperwire as the heating element, how long should the wire be ifyou want to generate 18 W of heating power? What happensif you accidentally connect the blanket to a 9.0-V battery?
(II) You want to design a portable electric blanket that runson a 1.5-V battery. If you use a 0.50-mm-diameter copperwire as the heating element, how long should the wire be ifyou want to generate 18 W of heating power? What happensif you accidentally connect the blanket to a 9.0-V battery?
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
Section21.2: Resistance And Ohm’s Law
Problem 21.3QQ: When does an incandescent lightbulb carry more current? (a) immediately after it is turned on and...
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(II) You want to design a portable electric blanket that runs
on a 1.5-V battery. If you use a 0.50-mm-diameter copper
wire as the heating element, how long should the wire be if
you want to generate 18 W of heating power? What happens
if you accidentally connect the blanket to a 9.0-V battery?
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