A certain resistor has a uniform cross-sectional area of 5.0 mm2 and a resistivity of 2x10-60-m. A 15-V electric potential is applied across the ends of the resistor causing a 4.0x10-3 A current. Find (a) the resistance of the resistor and (b) the resistor's length.

A certain resistor has a uniform cross-sectional area of 5.0 mm2 and a resistivity of 2x10-60-m. A 15-V electric potential is applied across the ends of the resistor causing a 4.0x10-3 A current. Find (a) the resistance of the resistor and (b) the resistor's length.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 46P: An electronic device designed to operate at any temperature in the range from 10.0C to 55.0C...

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Question

A certain resistor has a unifom cross-sectional area of 5.0 mm2 and a resistivity of
2x10-60-m. A 15-V electric potential is applied across the ends of the resistor
causing a 4.0x10-3 A current. Find (a) the resistance of the resistor and (b) the
resistor's length.

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