Podcast
Questions and Answers
What happens when an A.C. supply is given to the primary winding?
What happens when an A.C. supply is given to the primary winding?
- It increases the resistance in the secondary winding
- It produces magnetic flux completing its path through S1 and S2 (correct)
- It causes a short circuit between S1 and S2
- It produces e.m.f. in the secondary winding
According to Faraday's law of electromagnetic induction, what leads to the production of e.m.f. in the secondary winding?
According to Faraday's law of electromagnetic induction, what leads to the production of e.m.f. in the secondary winding?
- The resistance in the primary winding
- The connection of S1 and S2 in parallel
- The number of conductors in the secondary winding linked by the flux (correct)
- The phase difference between S1 and S2
What is done to convert the output of S1 and S2 into a single output?
What is done to convert the output of S1 and S2 into a single output?
- They are kept separate from each other
- They are wound in the same direction
- They are connected in series with a phase difference of 180 degrees (correct)
- They are connected in parallel
What is the relationship between the output of S1 and S2 and the differential output voltage?
What is the relationship between the output of S1 and S2 and the differential output voltage?
What does connecting S1 and S2 in series with a 180-degree phase difference achieve?
What does connecting S1 and S2 in series with a 180-degree phase difference achieve?
Explain the role of the primary winding when an A.C. supply is given to it.
Explain the role of the primary winding when an A.C. supply is given to it.
How is the output of S1 and S2 combined to get a single output?
How is the output of S1 and S2 combined to get a single output?
What is the key principle behind Faraday's law of electromagnetic induction in this context?
What is the key principle behind Faraday's law of electromagnetic induction in this context?
Explain the significance of the phase difference of 180 degrees between S1 and S2.
Explain the significance of the phase difference of 180 degrees between S1 and S2.
How is the differential output voltage calculated in this setup?
How is the differential output voltage calculated in this setup?
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