The typical drift speed of electrons in a metal at room temperature is
A) much smaller than the speed of sound in air.
B) approximately the same as the speed of sound in air.
C) much larger than the speed of sound in air, but much smaller than the speed of light in air.
D) approximately the same as the speed of light in air.

Question

Quizplus · Accepted Answer

The typical drift speed of electrons in a metal at room temperature is much smaller than the speed of sound in air, usually on the order of millimeters per second, which is significantly slower than the speed of sound in air (approximately 343 meters per second).

The Typical Drift Speed of Electrons in a Metal at Room