A 2.2-mm-diameter and 10-m-long electric wire is tightly wrapped with a 1-mm-thick plastiC cover whose thermal conductivity is k = 0.15 W/m K.Electrical measurements indicate that a current of 13 A passes through the wire and there is a voltage drop of 8 V along the wire. Assume that theinsulated wire is exposed to a medium at T = 48°C with a heat transfer coefficient of h = 24 W/m KElectricalwireInsulationThe heat generated isv in WattsThe total thermal resistance isv in C/WThe temperature at the interface of the wire and the plastic cover isv in Co

Given:d=2.2 mmL=10 mt=1 mmk=0.15 W/m.Ki=13 AV=8 VT∞=48°Ch=24 W/m2.K

A 2.2-mm-diameter and 10-m-long electric wire is tightly wrapped with a 1-mm-thick plastic cover whose thermal conductivity is k = 0.15 Wim Electrical measurements indicate that a current of 13 A passes through the wire and there is a voltage drop of 8 V along the wire. Assume tha insulated wire is exposed to a medium at T = 48°C with a heat transfer coefficient of h 24 W/m K. Electrical wire Insulation The heat generated is v in Watts The total thermal resistance is v in C/W The temperature at the interface of the wire and the plastic cover is v in Co

A 2.2-mm-diameter and 10-m-long electric wire is tightly wrapped with a 1-mm-thick plastic cover whose thermal conductivity is k = 0.15 Wim Electrical measurements indicate that a current of 13 A passes through the wire and there is a voltage drop of 8 V along the wire. Assume tha insulated wire is exposed to a medium at T = 48°C with a heat transfer coefficient of h 24 W/m K. Electrical wire Insulation The heat generated is v in Watts The total thermal resistance is v in C/W The temperature at the interface of the wire and the plastic cover is v in Co

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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