Electromagnetic Induction — JEE Main PYQs & Practice Questions

Electromagnetic Induction is a Physics chapter in the JEE Main syllabus. This page brings together 125 previous-year and practice questions on Electromagnetic Induction, organised into 5 topics: Faraday's Laws, Lenz's Law, Motional EMF, Self and Mutual Inductance and Eddy Currents. Most questions come with a step-by-step solution you can work through free in PrepWiser.

Download Electromagnetic Induction JEE Main PYQs as a free PDF (with answer key)

Revise this chapter: Revision notes · Formula sheet

Chapter weightage: how many questions each chapter had per shift in the 2024–26 papers.

Faraday's Laws

• At time t = 0 magnetic field of 1000 Gauss is passing perpendicularly through the area…
• A bar magnet is passing through a conducting loop of radius R with velocity υ. The…
• A circular loop of radius 20 cm and resistance 2Ω is placed in a time varying magnetic…
• A square loop of side 2 cm is placed in a time varying magnetic field with magnitude as…
• Suppose a long solenoid of 100 cm length, radius 2 cm having 500 turns per unit length…
• A conducting circular loop of radius 10/√π cm is placed perpendicular to a uniform…
• In an ac generator, a rectangular coil of 100 turns each having area 14 × 10⁻² m² is…
• A long solenoid of radius R carries a time (t) - dependent current I(t)=I₀t(1 - t). A…
• When a coil is placed in a time dependent magnetic field the power dissipated in it is…
• A circular loop of radius 7 cm is placed in uniform magnetic field of 0.2 T directed…
• A uniform magnetic field B exists in a direction perpendicular to the plane of a square…
• A circular coil of 1000 turns each with area 1m² is rotated about its vertical diameter…
• A coil of 200 turns and area 0.20 m² is rotated at half a revolution per second and is…
• In a coil of resistance 8 Ω, the magnetic flux due to an external magnetic field varies…
• A circular conducting coil of radius 1 m is being heated by the change of magnetic field…
• An insulated copper wire of 100 turns is wrapped around a wooden cylindrical core of the…
• A coil is placed in magnetic field such that plane of coil is perpendicular to the…
• A coil is places perpendicular to a magnetic field of 5000 T. When the field is changed…
• The magnetic field B crossing normally a square metallic plate of area 4 m² is changing…
• The magnetic flux through a coil perpendicular to its plane is varying according to the…

Lenz's Law

• When the north pole of a magnet approaches a loop, the induced current in the loop (as…
• Lenz's law is a direct consequence of conservation of:
• A small bar magnet is moved through a coil at constant speed from one end to the other…
• A conducting bar of length L is free to slide on two parallel conducting rails as shown…
• Three identical coils C₁,C₂ and C₃ are closely placed such that they share a common…

Motional EMF

• An aeroplane, with its wings spread 10 m, is flying at a speed of 180 km/h in a…
• A square loop of side 15 cm being moved towards right at a constant speed of 2 cm / s as…
• A square loop of side 20 cm and resistance 1Ω is moved towards right with a constant…
• An emf of 0.08 V is induced in a metal rod of length 10 cm held normal to a uniform…
• A constant magnetic field of 1T is applied in the x > 0 region. A metallic circular ring…
• A rod of length 60 cm rotates with a uniform angular velocity 20 rad s⁻¹ about its…
• A square shaped coil of area 70 cm² having 600 turns rotates in a magnetic field of 0.4…
• A simple pendulum made of mass 10 g and a metallic wire of length 10 cm is suspended…
• A rectangular loop of sides 12 cm and 5 cm, with its sides parallel to the x-axis and…
• A uniform magnetic field of 0.4 T acts perpendicular to a circular copper disc 20 cm in…
• A 0.5 m conducting rod moves at 4 m/s perpendicular to a 2 T field. EMF induced (in V):
• A metallic rod of length 20 cm is placed in North-South direction and is moved at a…
• A conducting bar moves on two conducting rails as shown in the figure. A constant…
• A certain elastic conducting material is stretched into a circular loop. It is placed…
• Conductor wire ABCDE with each arm 10 cm in length is placed in magnetic field of 1/√2…
• The magnetic field in a region is given by B⃗ = Bₒ( x/a )k̂. A square loop of side d is…
• A metal rod of length L rotates about one end at origin with a uniform angular velocity…
• A wire of length 1m moving with velocity 8 m/s at right angles to a magnetic field of…
• A metallic cube of side 15 cm moving along y-axis at a uniform velocity of 2 ms⁻¹. In a…
• A 20 cm long metallic rod is rotated with 210 rpm about an axis normal to the rod…

Self and Mutual Inductance

• In a coil, the current changes from -2 A to +2 A in 0.2 s and induces an emf of 0.1 V…
• In a fluorescent lamp choke (a small transformer) 100 V of reverse voltage is produced…
• In the given figure, an inductor and a resistor are connected in series with a battery…
• Energy stored in an inductor of inductance L carrying current I is:
• A series L-R circuit is connected to a battery of emf V. If the circuit is switched on…
• Consider an electrical circuit containing a two way switch 'S'. Initially S is open and…
• Find the mutual inductance in the arrangement, when a small circular loop of wire of…
• A small square loop of wire of side l is placed inside a large square loop of wire of…
• As per the given figure, if dI/dt=-1 A / s then the value of V_(AB) at this instant will…
• Regarding self-inductance: A. The self-inductance of the coil depends on its geometry…
• Two concentric circular coils, C₁ and C₂ are placed in the XY plane. C₁ has 500 turns…
• A 30 cm long solenoid has 10 turns per cm and area of 5 cm². The current through the…
• For the given circuit the current through battery of 6 V just after closing the switch…
• A coil of inductance 2 H having negligible resistance is connected to a source of supply…
• In the given circuit below inductance values of L₁,L₂ and L₃ are same. The magnetic…
• A square loop of side 2.0 cm is placed inside a long solenoid that has 50 turns per…
• The current in an inductor is given by I=(3 t+8) where t is in second. The magnitude of…
• A shown in the figure, a battery of emf ε is connected to an inductor L and resistance R…
• A 10 Ω, 20 mH coil carrying constant current is connected to a battery of 20 V through a…
• A small square loop of wire of side l is placed inside a large square loop of wire…

Eddy Currents

• Electromagnetic braking in trains uses eddy currents to dissipate kinetic energy.
• Spherical insulating ball and a spherical metallic ball of same size and mass are…
• Given below are two statements: one is labelled as Assertion A and the other is labelled…
• A bar magnet is released from rest along the axis of a very long vertical copper tube…

More Physics chapters

• Basic Mathematics for Physics
• Units, Dimensions & Errors
• Rectilinear Motion
• Vectors
• Projectile Motion & Relative Motion
• Newton's Laws of Motion
• Friction
• Circular Motion
• Work, Energy & Power
• Centre of Mass & Linear Momentum
• Collision
• Rotational Motion
• Gravitation
• Simple Harmonic Motion
• Elasticity
• Fluid Mechanics
• Surface Tension
• Thermometry & Calorimetry
• Kinetic Theory of Gases
• Thermodynamics
• Heat Transfer
• Mechanical Waves
• Sound Waves
• Experimental Skills
• Electrostatics I — Charges, Field & Gauss's Law
• Electrostatics II — Potential & Capacitance
• Current Electricity
• Moving Charges & Magnetism
• Magnetism & Matter
• Alternating Current
• Electromagnetic Waves
• Ray Optics
• Wave Optics
• Dual Nature of Radiation & Matter
• Atomic Physics
• Nuclear Physics
• Semiconductors & Electronic Devices
• Communication Systems

Frequently asked questions

How many Electromagnetic Induction questions are there for JEE Main?

PrepWiser has 125 Electromagnetic Induction questions for JEE Main, grouped into 5 topics such as Faraday's Laws, Lenz's Law and Motional EMF.

Are these Electromagnetic Induction questions from previous-year JEE Main papers?

Yes — most are genuine previous-year questions from past JEE Main papers, and the rest are practice questions written to match the JEE Main pattern and difficulty.

Where can I see the answers and solutions to these Electromagnetic Induction questions?

Open any Electromagnetic Induction question in PrepWiser (it is free) to attempt it; most come with a step-by-step solution.