Physics · JEE

Electromagnetic Induction and Alternating Currents Previous Year Questions for JEE

16+ syllabus-aligned questions available

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Goodmarks offers 16+ JEE-style PYQs for Electromagnetic Induction and Alternating Currents 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 Electromagnetic Induction and Alternating Currents is tested in JEE. Practise 16+ exam-pattern MCQs modelled on JEE Main and Advanced, with full solutions for every question.

Subtopics in Electromagnetic Induction and Alternating Currents

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

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Q1PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

The average half-cycle value of a sine wave with a

40 V

peak is

Q2PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

Which of the following statement regarding transformer is incorrect?

Q3PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

Magnitude of e.m.f. produced in a coil when a magnet is inserted into it does not depend upon:

Q4PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

toppr Q Type your question insulated from each other. The entire loop lies in the plane (of the paper). A uniform magnetic field

B

point into the plane of the paper. At

t=0,

the loop starts rotating about the common diameter as axis with a constant angular velocity

\omega

in the magnetic field Which of the following options is/are correct? This question has multiple correct options

Q5PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

In an a.c. circuit

\mathrm{V}

and I are given by

V=50 \sin 50 t

volt and

I=

100 \sin (50 t+\pi / 3) \mathrm{mA} .

The power dissipated in the circuit

Q6PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

The current flowing through the resistor in a series LCR a.c. circuit, is

\boldsymbol{I}=\varepsilon / \boldsymbol{R}

Now the inductor and capacitor are connected in parallel and joined in series with the resistor as shown in figure. The current in the circuit is now. (Symbols have their usual meaning)

Q7PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

A current is induced in a coil by electromagnetic induction.

Q8PhysicsUnit 14: Electromagnetic Induction and Alternating Currents

In series LCR circuit

R=18 \Omega

and impedance is

33 \Omega

. An r.m.s. voltage

220 V

is applied across the circuit. The true power consumed in a.c. circuit is

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Frequently asked questions

Why practise PYQs for Electromagnetic Induction and Alternating Currents?

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 Electromagnetic Induction and Alternating Currents, 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.