The Current Density Is the Same in Two Wires

question 17

Multiple Choice

The current density is the same in two wires.Wire A has twice the free electron concentration of wire B.The drift speed of electrons in A is:

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

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Definitions:

Subconscious

A part of the mind that influences thoughts and actions without one's full awareness.

Psychosexual Energy

in Freudian psychoanalysis, the driving force behind human behavior, stemming from the libido or sexual energy.

Libido

A term used in psychoanalytic theory to denote the energy associated with sexual instincts and drives.

Freud

Sigmund Freud, an Austrian neurologist who founded psychoanalysis, a method for treating psychopathology through dialogue between a patient and a psychoanalyst.