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Transformer Questions

Practice 6 Transformer questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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6
Total Questions
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4
Easy
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2
Medium
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0
Hard
Practice by Exam:Physics(6)

About Transformer — practice questions, PYQs & concepts

Transformer is a frequently-tested topic on Physics. ExamTest.live currently lists 6 Transformer questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Transformer weight in competitive exams

Across our Transformer question bank, the largest sources are Physics (6). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 4 easy Transformer questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Transformer Questions(1–6 of 6)

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Q1mediummcqPhysicsNEET 20212026
A step down transformer connected to an ac mains supply of is made to operate at lamp. Ignoring power losses in the transformer, what is the current in the primary circuit?
Q2easymcqPhysicsNEET 20232026
A lamp is connected to the secondary of a step-down transformer, whose primary is connected to AC mains of . Assuming the transformer to be ideal, what is the current in the primary winding?
Q3easymcqPhysicsNEET (UG) 20242026
In an ideal transformer, the turns ratio . The ratio is equal to (the symbols carry their usual meaning):
Q4easymcqPhysicsAIEEE 20032026
The core of any transformer is laminated so as to:
Q5mediummcqPhysicsPhysics
A input is supplied to a transformer. The output circuit draws a current of at . If the efficiency of the transformer is , the current drawn by the primary windings of the transformer is:
Q6easymcqPhysicsPhysics
A transformer having efficiency of is working on and power supply. If the current in the secondary coil is , the voltage across the secondary coil and the current in the primary coil respectively are:

Frequently Asked Questions

How many Transformer questions are on ExamTest.live?▼
We have 6 Transformer questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Transformer MCQs free?▼
Yes. All Transformer questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Transformer questions?▼
Transformer questions are commonly asked in Physics. You can filter by exam using the links above.
How do I practice Transformer questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.