A piece of silver wire has a resistance of 1 Q. What will be the resistance of Magnesium wire of one-third the length and one-third the diameter, if the specific resistance of Magnesium is 30 times that of silver?

A piece of silver wire has a resistance of 1 Q. What will be the resistance of Magnesium wire of one-third the length and one-third the diameter, if the specific resistance of Magnesium is 30 times that of silver?

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter16: Installation Of Heating, Cooling, And Refrigeration Systems

Section: Chapter Questions

Problem 2RQ

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Concept explainers

Type of Magnetic Material

Every material has a unique composition that defines its magnetic behavior. Some materials get attracted towards a magnet and are called magnetic materials. Based on the magnetic properties held by each material, they are classified into different types.

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A piece of silver wire has a resistance of 1
n. What will be the resistance of Magnesium
wire of one-third the length and one-third
the diameter, if the specific resistance of
Magnesium is 30 times that of silver?

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