a-coil-consists-of-2000-turns-of-copper-wire-hav-ing-a-cross-sectional-area-of-0-8-mm-2-the-mean-length-per-turn-is-80cm-and-the-resistivity-of-copper-is-0-02-m-find-the-resistance-of-the-coil-and-power-absorbed-by-the-coil-when-connected-acros

A coil consists of 2000 turns of copper wire hav-ing a cross-sectional area of 0.8 mm

2

. The mean length per turn is 80cm and the resistivity of copper is 0.02

μ

Ω

–m. Find the resistance of the coil and power absorbed by the coil when connected across 110 V d.c. supply