A copper rod 2m long and 4cm in diameter is to be made into a wire of 1000 cm length. Find the diameter of the wire and compare its resistance with the rod.
A copper rod 2m long and 4cm in diameter is to be made into a wire of 1000 cm length. Find the diameter of the wire and compare its resistance with the rod.
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 6CQ: Use the atomic theory of matter to explain why the resistance of a material should increase as its...
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