A Small Bar Magnet Is Suspended Horizontally by a String

question 22

Multiple Choice

A small bar magnet is suspended horizontally by a string.When placed in a uniform horizontal magnetic field, it will:

• A)translate in the direction of
• B)translate in the opposite direction of
• C)rotate so as to be at right angles to
• D)rotate so as to be vertical
• E)none of the above

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Definitions:

Psychosexual Development

A theory introduced by Sigmund Freud that describes how personality develops during childhood through a series of stages centered on erogenous zones.

Fixation

In psychoanalytic theory, leaving a disproportionate share of one’s libido behind at an earlier stage of development.

Libido

A term in psychoanalytic theory for the energy of the sexual drive as a component of the life instinct.

Genital Stage

In psychoanalytic theory, the final stage of psychosexual development, in which the physical focus of the libido is on the genitals, with an emphasis on heterosexual relationships. The stage begins at about puberty, but is only fully attained when and if the individual achieves psychological maturity.