Answered: Draw a transformer with a turns ratio…

Draw a transformer with a turns ratio of 1:8. The secondary side has a current of 8 amps with a load resistance of 30 ohms. What is the primary voltage and power used in this transformer?

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 3.2MCQ: For an ideal transformer, the efficiency is (a) 0 (b) 100 (c) 50

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Concept explainers

Three-Phase Transformers

Three-segment transformers are a type of transformer used to transform voltages of electrical systems into three ranges. Two type transformers are shell-type transformer and core type transformer. In brief, it could be described because of the exquisite kinds of configurations.

Transformer

Ever since electricity has been created, people have started using it in its entirety. We see many types of Transformers in the neighborhoods. Some are smaller in size and some are very large. They are used according to their requirements. Many of us have seen the electrical transformer but they do not know what work they are engaged in.

Question

Draw a transformer with a turns ratio of 1:8. The secondary side has a current of 8 amps with a load resistance of 30 ohms. What is the primary voltage and power used in this transformer?

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Step 1: Summarize the given data.

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Step 2: Draw the transformer circuit.

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Step 3: Determine primary voltage, current and power used.

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