Ch 25: Resistors & DC CircuitsWorksheetSee all chapters
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Ch 01: Units & Vectors
Ch 02: 1D Motion (Kinematics)
Ch 03: 2D Motion (Projectile Motion)
Ch 04: Intro to Forces (Dynamics)
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Ch 20: The First Law of Thermodynamics
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Ch 25: Resistors & DC Circuits
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Ch 38: Quantum Mechanics

Solution: If a cylindrical metal wire is stretched to 4 times of its original length, what is the resulting resistance R, compared with the original resistance R0? A) R = 16R0 B) R = R0/16 C) R = R0/4 D) R

Problem

If a cylindrical metal wire is stretched to 4 times of its original length, what is the resulting resistance R, compared with the original resistance R0?

A) R = 16R0

B) R = R0/16

C) R = R0/4

D) R = 4R0