What process takes place in an electric machine when stationary is kept in a time-varying field? a) Energy conversion b) Energy transference c) Rotation of coil d) Movement of coil
shivam guptaBeginner
Energy transference
Energy transference
See lessEnergy transference
Energy transference
See lessAnswer: b Explanation: Transformer emf is produced when the coil is stationary and flux varies with time. No energy conversion takes place in this process thus, only energy transference takes place. This kind of emf is generated in the transformer.
Answer: b
See lessExplanation: Transformer emf is produced when the coil is stationary and flux varies with
time. No energy conversion takes place in this process thus, only energy transference
takes place. This kind of emf is generated in the transformer.