On December 21, the Latitude 80 Degrees North Receives __________

question 40

Multiple Choice

On December 21, the latitude 80 degrees north receives __________ hours of daylight.

• A)0
• B)9
• C)12
• D)15

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Definitions:

Synchronous Winding

A winding configuration in an electric machine that operates at a speed directly proportional to the frequency of the electric power supply.

Repulsion Motor

A type of single-phase motor that uses repulsion of magnetism to operate.

Magnetic Poles

The regions at the ends of a magnet where the magnetic field is strongest, designated as north and south poles.

Impedance

The total opposition that a circuit offers to the flow of alternating current, combining resistance and reactance.