The Length of a Certain Wire Is Doubled While Its $1 / 2$

question 55

Multiple Choice

The length of a certain wire is doubled while its radius is kept constant. What is the new resistance of this wire?

• A) It is 3 times as large.
• B) It is 2 times as large.
• C) It stays the same.
• D) It is \(1 / 2\) as large.
• E) It is 4 times as large.

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Definitions:

Diffuses

The process by which molecules move from an area of higher concentration to an area of lower concentration.

Viscous

A physical property describing a fluid's resistance to flow, with higher viscosity indicating a thicker and slower-moving fluid.

Dermal Gills

Respiratory structures in some aquatic animals that allow for gas exchange directly through the skin.

Book Lungs

Respiratory organs in certain arachnids, such as spiders and scorpions, consisting of stacked plates for gas exchange.