Two wires A &B made from two different materials have temperature coefficient of resistance equal to 0.0025 and 0.005 ohm per ⁰C, respectively. It is desired to make a coil of wire having a resistance of 1200 ohms with a temperature coefficient of 0.001, using suitable lengths of the two given wires connected in series. Determine the required length of wire A?

Two wires A &B made from two different materials have temperature coefficient of resistance equal to 0.0025 and 0.005 ohm per ⁰C, respectively. It is desired to make a coil of wire having a resistance of 1200 ohms with a temperature coefficient of 0.001, using suitable lengths of the two given wires connected in series. Determine the required length of wire A?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter29: Dc Generators

Section: Chapter Questions

Problem 1PA: You are working as an electrician in a large steel manufacturing plant, and you are in the process...

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