FIGURE 23-4 -A Rectangular Coil with N Turns, Length L, and Width

question 86

Multiple Choice

FIGURE 23-4
-A rectangular coil with N turns, length L, and width w, as shown in Figure 23-4, is rotating in a magnetic field B with an angular frequency ω. If the area of the coil is A, what is the induced emf in the coil?

• A) ε = NB (Lw) ω sin ωt
• B) ε = NBA ω sin ωt
• C) ε = NBA (2πf) sin 2πft
• D) All of these answers are correct.
• E) None of these answers is correct.

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