A Square Wire, 20 Cm on the Side, Moves at Constant

question 78

Multiple Choice

A square wire, 20 cm on the side, moves at constant speed parallel to the xy-plane into a region where there is a uniform magnetic field = (0.1 T) .The induced electric current in the coil is 10 mA and its resistance is 10Ω. What is the speed of the wire?

• A)0.5 m/s
• B)10 m/s
• C)20 m/s
• D)5 m/s
• E)1 m/s

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Definitions:

Virtual Reality Exposure Therapy

A form of psychotherapy that uses virtual reality technology to expose patients to simulations of their fears or traumatic memories as a way to treat anxiety disorders.

Counterconditioning Technique

A behavior therapy technique where an undesirable response to a stimulus is replaced with a more desirable response, often used in the treatment of phobias.

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