Two Substances Are Identical Except That the Electron Mean Free

question 24

Multiple Choice

Two substances are identical except that the electron mean free time for substance A is twice the electron mean free time for substance B.If the same electric field exists in both substances the electron drift speed in A is:

• A)the same as in B
• B)twice that in B
• C)half that in B
• D)four times that in B
• E)one fourth that in B

---

Definitions:

Existential

Relating to or based on human existence, especially its inherent meaning, challenges, and the individual's freedom to make choices.

Cognition-focused

Pertaining to approaches or interventions that concentrate on improving mental processes such as thinking, memory, and problem-solving.

Classical Conditioning

A training technique in which a reaction, initially caused by a subsequent stimulus, becomes associated with an earlier stimulus following repeated pairings of the stimuli.

Phobia

An extreme or irrational fear of or aversion to something, significantly impacting an individual's life and choices.