A lead wire with a radius of 0.5 mm and a length of 20 cm is connected to a potential difference of 20 mV as shown in the figure. For lead, the resistivity is 2.2 x 10-722.m. Find the current flowing in the lead wire, neglecting the resistance of the other wires. 20 mV

A lead wire with a radius of 0.5 mm and a length of 20 cm is connected to a potential difference of 20 mV as shown in the figure. For lead, the resistivity is 2.2 x 10-722.m. Find the current flowing in the lead wire, neglecting the resistance of the other wires. 20 mV

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter12: Electronic Control Devices

Section: Chapter Questions

Problem 14RQ

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A lead wire with a radius of 0.5 mm and a length of 20 cm is connected to a potential difference
of 20 mV as shown in the figure. For lead, the resistivity is 2.2 x 10-7 22.m. Find the current
flowing in the lead wire, neglecting the resistance of the other wires.
20 mV

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