A Toroid Is Made of 2 000 Turns of Wire

question 62

Multiple Choice

A toroid is made of 2 000 turns of wire of radius 2.00 cm formed into a donut shape of inner radius 10.0 cm and outer radius 14.0 cm. When a 30.0-A current is present in the toroid, the magnetic field at a distance of 11.0 cm from the center of the toroid is

• A) 0.0857 T.
• B) 0.109 T.
• C) 0.120 T.
• D) 0.600 T.
• E) 0.685 T.

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Definitions:

Clinical Observation

The process of monitoring, noting, and recording patients' conditions and behaviors in a clinical setting to inform treatment and care.

Disadvantage

A condition or situation that makes it more difficult for a person or group to achieve success compared to others.

Face Validity

The extent to which a test appears to measure what it is supposed to measure at face value.

Frequency

The rate at which something occurs over a particular period or in a given sample.