Question

electromagnetic

The red wire rectangular loop shown in Figure 1.1 is inside a uniform magnetic field ???⃗=50??⃗

??+

50??⃗

?? mWb/m2. The side ???? of the loop cuts the flux lines at the frequency, ?? (in unit Hz) and the loop lies in the ????-plane at time, t = 0.

a) Find the induced current at the resistor 1 Ω. (10 marks)

b) By keeping the size of AB, BC, CD, and DA, suggest three the methods to increase the amplitude of the induced current? Explain each of your method with suitable equation. (5 marks)

c) If side ??? > ??? , which make ???? > 2 cm, what will happen to the amplitude of the induced current? Explain your answer with suitable equation. (5 marks)

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