For an Ohmic Substance, the Electron Drift Velocity Is Proportional

question 42

Multiple Choice

For an ohmic substance, the electron drift velocity is proportional to:

• A)the cross-sectional area of the sample
• B)the length of the sample
• C)the mass of an electron
• D)the electric field in the sample
• E)none of the above

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Definitions:

Alpha Waves

Brain waves that indicate a state of relaxation or light sleep.

Beta Waves

Smaller and faster brain waves, typically indicating mental activity.

Sleep Spindles

Brief bursts of brain activity that occur during stage 2 of the sleep cycle, thought to be important for learning and memory.

Delta Waves

Slow brain waves that are characteristic of deep sleep and are associated with healing, regeneration, and non-REM sleep.