(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?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter22: Electric Current
Section: Chapter Questions
Problem 92A
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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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