engineering recuitment JSSC JE Mock Test 2023 Physics Electromagnetic Oscillations and Alternating Current Transformers
Which among the following, is not a cause for power loss in a transformer-
1
Eddy currents are produced in the soft iron core of a transformer.
2
Electric flux sharing is not properly done in primary and secondary coils.
3
Humming should produced in the tranformers due to magnetostriction.
4
Primary coil is made up of a very thick copper wire.