The Coil of an Ac Generator Has 50 Loops and a Cross-Sectional

question 381

Multiple Choice

The coil of an ac generator has 50 loops and a cross-sectional area of $0.25 \mathrm {~m} 2$ . What is the maximum emf that can be generated by this generator if it is spinning with an angular speed of $4.0 \mathrm { rad } / \mathrm { s }$ in a $2.0$ - T magnetic field?

• A) \(100 \mathrm {~V}\)
• B) \(400 \mathrm {~V}\)
• C) \(200 \mathrm {~V}\)
• D) \(50 \mathrm {~V}\)

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