Q1PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
Which of the following statement
regarding transformer is incorrect?
Physics · JEE
AC generator and transformer Previous Year Questions for JEE
20+ syllabus-aligned questions available
Quick answer
Goodmarks offers 20+ JEE-style PYQs for AC generator and transformer with detailed solutions. While official past papers rotate yearly, our bank covers the same concepts, difficulty, and question formats tested in JEE Physics.
Previous year questions are the fastest way to understand how AC generator and transformer is tested in JEE. Practise 20+ exam-pattern MCQs modelled on JEE Main and Advanced, with full solutions for every question.
Syllabus context
Part of Electromagnetic Induction and Alternating Currents in JEE Main Physics.
- Electromagnetic induction: Faraday's law, induced emf and current, Lenz's law, eddy currents, self and mutual inductance
- Alternating currents, peak and RMS value of alternating current/voltage
- Reactance and impedance, LCR series circuit, resonance, power in AC circuits, wattless current
- AC generator and transformer
Free sample questions
Attempt 8 free MCQs for AC generator and transformer. Unlock 12+ more with Pro.
Q2PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
The input AC voltage to the transformer
is and output is . Then:
Q3PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
Assertion (A): More the turns more is
the
resistance
Reason(R): Impedance of primary and secondary in a transformer is directly proportional
to number
of turns in the coils.
Q4PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
Which of the following will not increase voltage in a simple generator?
Q5PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
The output power in step-up transformer used in practice is
Q6PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
The device which converts the
mechanical energy in to electric energy is
Q7PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
A step-up transformer of turns ratio 2: 1 has AC voltage applied to primary The frequency of AC output voltage across secondary is :
Q8PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
What do we name the device which
increases the emf?
Want unlimited AC generator and transformer practice?
Pro unlocks the full question bank, topic filters, and attempt history.
Popular questions in AC generator and transformer
- Which of the following statement regarding transformer is incorrect?…
- A power transmission line feeds input power \( t 2300 \mathrm{V} \) to a step-down transformer with its primary windings…
- A step up transformer is used to:…
- Which one of the following statements is true?…
- A step up transformer is used to:…
- A power transmission line feeds input power \( t 2300 \mathrm{V} \) to a step-down transformer with its primary windings…
Frequently asked questions
Why practise PYQs for AC generator and transformer?
PYQs reveal recurring concepts, common traps, and the difficulty level JEE expects. Solving them builds exam temperament and time management.
Does Goodmarks have actual JEE past papers?
Our bank includes exam-style MCQs aligned with JEE Main Physics syllabus for AC generator and transformer, covering the same topics as previous year papers.
How should I use PYQs for Electromagnetic Induction and Alternating Currents?
Solve timed sets, review every explanation, note weak subtopics, then revisit with focused practice on Goodmarks.
Are PYQ solutions step-by-step?
Yes. Every question includes the correct answer and a detailed explanation showing the reasoning.
Related topics
How to Prepare: AC generator and transformer
JEE preparation strategy and study plan
Practice: AC generator and transformer
Online Practice
MCQs: AC generator and transformer
MCQs
Important: AC generator and transformer
Important Questions
Mock Test: AC generator and transformer
Mock Test
Notes: AC generator and transformer
Notes & Formulas
Mistakes: AC generator and transformer
Common Mistakes
Weightage: AC generator and transformer
Weightage
Revision: AC generator and transformer
Revision
Concepts: AC generator and transformer
Concepts
Tricks: AC generator and transformer
Short Tricks
Easy: AC generator and transformer
Easy MCQs