A Flat Coil of Wire Consisting of 20 Turns,each with an Area

question 44

Multiple Choice

A flat coil of wire consisting of 20 turns,each with an area of 50 cm²,is positioned perpendicularly to a uniform magnetic field that increases its magnitude at a constant rate from 2.0 T to 6.0 T in 2.0 s.If the coil has a total resistance of 0.40 W,what is the magnitude of the induced current?

• A)70 mA
• B)140 mA
• C)500 mA
• D)800 mA

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Definitions:

Interrater Reliability

An indicator of reliability that examines the agreement of observations made by two or more raters (judges).

Alternate Forms Reliability

Assessment of reliability by administering two different forms of the same measure to the same individuals at two points in time.

Split-half Reliability

A measure of consistency where a test is divided into two parts and the scores on both halves are compared to assess the test's reliability.

Predictivity

The ability of a model or test to accurately forecast outcomes or behaviors.