How Much Does the Maximum EMF Produced by a Generator

question 54

Multiple Choice

How much does the maximum EMF produced by a generator (a rotating coil) change if the area of the coil is doubled and the angular frequency halved?

• A)it is the same
• B)it is increased by a factor of two
• C)it is increased by a factor of eight
• D)it is decreased by a factor of four
• E)it is impossible to tell given the information provided

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Definitions:

Protraction

Moving a body part anteriorly.

Depression

A mental health disorder characterized by persistently low mood, lack of motivation, and diminished interest or pleasure in activities.

Flexion

A movement that decreases the angle between two body parts, such as bending a limb at a joint.