A Coil of Wire Is Connected to a Galvanometer

question 72

Multiple Choice

A coil of wire is connected to a galvanometer.When a bar magnet is moved in and out of the coil,the galvanometer records a current.The current results because

• A)the coil acts like a transformer.
• B)the changing magnetic field induces an electric field in the wire.
• C)an electromagnetic wave is generated.
• D)the wire is ferromagnetic.
• E)none of the above

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Definitions:

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Standing Order

Written instructions authorized by a physician or other medical authority that allows others to perform specific medical procedures under certain conditions.

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A diagnostic tool that records the electrical activity of the heart to identify various heart conditions.

Unconditioned Response

An automatic, natural reaction to a stimulus that occurs without any need for learning.