Electrical Engineering > GATE 2018 > Transformers
A transformer with toroidal core of permeability $\mu$ is shown in the figure. Assuming uniform flux density across the circular core cross-section of radius $r<
A
μVr²NP²ω/I
B
μIr²NpNSω/V
C
μVr²NP²ω/2I
D
μIr²NP²ω/2V

Explanation

Correct : d

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