GATE IN · 2021 · IN
Question 27: Single phase transformer
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Question 27
INMCQ2 marksNeeds review
A single-phase transformer has maximum efficiency of 98%. The core losses are 80 W and the equivalent winding resistance as seen from the primary side is 0.5
. The rated current on the primary side is 25 A. The percentage of the rated input current at which the maximum efficiency occurs isYour answerChoose one option.
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2021IN
GATE IN 2021 · Paper 1
Instrumentation Engineering · Original paper archive
- Section
- Instrumentation Engineering
- Question type
- Multiple choice (MCQ)
- Marks
- 2 marks
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