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In an A.C. generator, increase in number of turns in the coil _________(a) Increases emf(b) Decreases emf(c) Makes the emf zero(d) Maintains the emf at a constant valueI got this question during an interview for a job.Query is from Generation of an Alternating EMF in portion Alternating Voltage and Current of Basic Electrical Engineering

Answer»

Right option is (a) Increases EMF

The EXPLANATION is: In an A.C. generator, the emf increases as the number of turns in the coil increases because the emf is directly PROPORTIONAL to the number of turns.



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