Q1PhysicsUnit 14: Electromagnetic Induction and Alternating Currents
Which of the following statement
regarding transformer is incorrect?
Physics · JEE
AC generator and transformer Revision for JEE
20+ syllabus-aligned questions available
Quick answer
Revise AC generator and transformer by covering every subtopic once, drilling formulas, then solving 20+ timed MCQs with full solutions.
Use this AC generator and transformer revision checklist before mocks and the final exam. Reinforce concepts with 20+ syllabus-aligned MCQs on Goodmarks.
Revision checklist
- 1.Core idea: AC generator and transformer
- 2.Relates to other subtopics in Electromagnetic Induction and Alternating Currents
- 3.Faraday's law, inductance, eddy currents
- 4.AC: RMS, reactance, impedance, resonance
- 5.Master AC generator and transformer definitions and standard results
- 6.Solve 20 timed MCQs for AC generator and transformer
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?
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Popular questions in AC generator and transformer
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How should I revise AC generator and transformer before JEE?
Follow the checklist on this page, revise formulas daily, and attempt mixed MCQs every 2–3 days.
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