k) A coil consists of 2000 turns of copper wire having a cross-sectional area of 0.8 mm?. The mean length per turn is 80cm and the resistivity of copper is 0.02u 2-m. Find the resistance of the coil and power absorbed by the coil when connected across 110v d.c. supply.
k) A coil consists of 2000 turns of copper wire having a cross-sectional area of 0.8 mm?. The mean length per turn is 80cm and the resistivity of copper is 0.02u 2-m. Find the resistance of the coil and power absorbed by the coil when connected across 110v d.c. supply.
Electrical Transformers and Rotating Machines
4th Edition
ISBN:9781305494817
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter2: Magnetic Induction
Section: Chapter Questions
Problem 8RQ: An inductor has an inductance of 0.025 H and a wire resistance of 3 Ω. How long will it take the...
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