4. Neon signs require a voltage of 12kV for their operation. To run off a standard 240V power line, a transformer must be used. a. What is the required ratio of secondary to primary turns ( Ns/Np) in the transformer? b. What would the output voltage be if the transformer were connected backward?

4. Neon signs require a voltage of 12kV for their operation. To run off a standard 240V power line, a transformer must be used. a. What is the required ratio of secondary to primary turns ( Ns/Np) in the transformer? b. What would the output voltage be if the transformer were connected backward?

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.11MCQ: For a short-circuit test on a 2-winding transformer, with one winding shorted, can you apply the...

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Question

4. Neon signs require a voltage of 12kV for their operation. To run off a standard 240V power line, a transformer
must be used.
a. What is the required ratio of secondary to primary turns ( Ns/Np) in the transformer?
b. What would the output voltage be if the transformer were connected backward?

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