Electricity May Be Generated by Rotating a Loop of Wire

question 37

Multiple Choice

Electricity may be generated by rotating a loop of wire between the poles of a magnet. The induced current is least when:

• A) the plane of the loop is perpendicular to the magnetic field.
• B) the plane of the loop makes an angle of 45° with the magnetic field.
• C) the magnetic flux through the loop is a maximum.
• D) the plane of the loop is parallel to the magnetic field.

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Definitions:

Hypothermia

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Hyperthermia

An abnormally high body temperature, often resulting from extended exposure to hot conditions or inability of the body to cool down, potentially dangerous if not treated.

Anemia

A condition in which the blood doesn't have enough healthy red blood cells to carry adequate oxygen to the body's tissues.

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