A 20 turns iron cored inductor is connected to a 100 V, 50 Hz source. – McqOptions

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1.	A 20 turns iron cored inductor is connected to a 100 V, 50 Hz source. The maximum flux density in the core is 1 wb/m2. The cross-sectional area of the core in the transformer is
A.	0.155 m2
B.	0.225 m2
C.	0.022 m2
D.	0.35 m2
Answer» D. 0.35 m2

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