A Flat Coil Having 160 Turns,each with an Area of 0.20

question 61

Multiple Choice

A flat coil having 160 turns,each with an area of 0.20 m²,is placed with the plane of its area perpendicular to a magnetic field of 0.40 T.The magnetic field changes uniformly from 0.40 T in the +x direction to 0.40 T in the -x direction in 2.0 s.If the resistance of the coil is 16 Ω,at what rate is power generated in the coil during this change?

• A)5.0 W
• B)10 W
• C)15 W
• D)20 W

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