Voltage induced in the secondary coil of a transformer is mainly due to :
The iron core of the transformer
The vibrations of the primary coil
A varying induced electric field
A varying induced magnetic field
A
A varying induced magnetic field
B
The iron core of the transformer
C
The vibrations of the primary coil
D
A varying induced electric field
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Solution
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A varying induced magnetic field which is generated by primary coil
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