What Machines Operate on the Same Principle of Electromagnetic Induction

question 16

Multiple Choice

What machines operate on the same principle of electromagnetic induction as DC generators, but they have no commutator?

• A) alternators
• B) transformers
• C) oscillators
• D) converters

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Definitions:

Socioeconomic Status

A measure of an individual's or family's economic and social position in relation to others, based on income, education, and occupation.

Deferred Imitation

Piaget’s term for reproduction of an observed behavior after the passage of time by calling up a stored symbol of it.

Symbolic Functioning

The ability to use symbols, signs, or objects to represent something else.

Formal Operational

The stage of cognitive development, as proposed by Piaget, where individuals are able to think abstractly and logically.