When an Electromagnet Has an Iron Core Inserted,what Happens to the Strength

question 12

Multiple Choice

When an electromagnet has an iron core inserted,what happens to the strength of the magnet?

• A)It increases.
• B)It remains the same.
• C)It decreases.
• D)Since it depends on the metal used in the wires of the electromagnet,any of the above.

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Definitions:

Identification

A psychological process in which an individual assimilates attributes, beliefs, or standards of another person or group, often serving as a role model.

Fight-or-flight Response

An automatic physiological reaction to perceived harmful events, attacks, or threats to survival, prompting either combat or retreat.

Walter Cannon

A physiologist known for his work on the fight or flight response and for coining the term 'homeostasis' to describe the process of maintaining internal stability in an organism.

Hans Selye

A pioneering Hungarian-Canadian endocrinologist known for his research on the effects of stress on the human body, introducing the concept of the General Adaptation Syndrome.