A Cylindrical Region of Radius R Contains a Uniform Magnetic

question 57

Multiple Choice

A cylindrical region of radius R contains a uniform magnetic field, parallel to its axis, with magnitude that is changing linearly with time.If r is the radial distance from the cylinder axis, the magnitude of the induced electric field inside the cylindrical region is proportional to:

• A)R
• B)r
• C)r²
• D)1/r
• E)1/r²

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