Course Assessment — Understanding Transformers: Efficiency, Regulation, Circuits
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Question 1 of 8
1. Question
What is the purpose of the open circuit test?
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Question 2 of 8
2. Question
Why is it important not to exceed the rated current during the short circuit test?
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Question 3 of 8
3. Question
Why are the open circuit and short circuit tests conducted from the LV and HV sides respectively? (Select the 3 correct answers)
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Question 4 of 8
4. Question
What is the impact of degree of loading on copper loss in a transformer?
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Question 5 of 8
5. Question
How can the efficiency of a transformer be calculated?
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Question 6 of 8
6. Question
At what condition should maximum efficiency occur for a transformer operating continuously at full load?
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Question 7 of 8
7. Question
What is the degree of loading of a transformer?
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Question 8 of 8
8. Question
Which of the following are true about the per unit values of resistance and reactance in a transformer? (Select the 3 correct answers)