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A 500-W heating coil designed to operate from 100 V is made of Nichrome wire 0.500 mm in diameter. Assuming that the resistivity of the Nichrome remains constant at its 20.0°C value, find the length of wire used. Taken as p = 1.5x10* N.m for Nichrome and r=3.14 O A) 2.145 m B) 4.321 m OC) 3.712 m D) 1.876 m O E) 2.616 m

A 500-W heating coil designed to operate from 100 V is made of Nichrome wire 0.500 mm in diameter. Assuming that the resistivity of the Nichrome remains constant at its 20.0°C value, find the length of wire used. Taken as p = 1.5x10* N.m for Nichrome and r=3.14 O A) 2.145 m B) 4.321 m OC) 3.712 m D) 1.876 m O E) 2.616 m

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A 500-W heating coil designed to operate from 100 V is made of Nichrome wire 0.500 mm in 3 - diameter. Assuming that the resistivity of the Nichrome remains constant at its 20.0°C value, find the length of wire used. Taken as p = 1.5x10° N.m for Nichrome and n=3.14 O A) 2.145 m O B) 4.321 m O C) 3.712 m O D) 1.876 m O E) 2.616 m
Transcribed Image Text:A 500-W heating coil designed to operate from 100 V is made of Nichrome wire 0.500 mm in 3 - diameter. Assuming that the resistivity of the Nichrome remains constant at its 20.0°C value, find the length of wire used. Taken as p = 1.5x10° N.m for Nichrome and n=3.14 O A) 2.145 m O B) 4.321 m O C) 3.712 m O D) 1.876 m O E) 2.616 m
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