NEET UG 2025: To strengthen preparation, we have curated 25 advanced-level MCQs on Electromagnetism that mirror the NEET pattern and difficulty level. These questions cover essential subtopics like the magnetic field due to current-carrying conductors, the Lorentz force, electromagnetic induction, magnetic materials, and transformers.
Known for its conceptual depth and calculation-heavy problems, this chapter can be a game-changer for aspirants aiming for top scores.
Join NEET News 2025 Electromagnetism – 25 MCQs For NEET Exam
1. Statement I: A moving charge in a uniform magnetic field experiences maximum force when it moves perpendicular to the field.
Statement II: Magnetic force on a charge is zero if it moves parallel to the magnetic field lines.
Options:
(a) Both Statement I and Statement II are correct, and Statement II is the correct explanation of Statement I.
(b) Both Statement I and Statement II are correct, but Statement II is not the correct explanation of Statement I.
(c) Statement I is correct, but Statement II is incorrect.
(d) Statement I is incorrect, but Statement II is correct
2. Statement I: In an ideal transformer, the input power is always equal to the output power.
Statement II: Transformers work on the principle of electromagnetic induction, which occurs only under steady currents.
Options:
(a) Both Statement I and Statement II are correct, and Statement II is the correct explanation of Statement I.
(b) Both Statement I and Statement II are correct, but Statement II is not the correct explanation of Statement I.
(c) Statement I is correct, but Statement II is incorrect.
(d) Statement I is incorrect, but Statement II is correct
3. The unit of magnetic flux is:
(a) Tesla
(b) Weber
(c) Henry
(d) Ampere
4. The force experienced by a charge q moving with velocity v perpendicular to a magnetic field B is:
(a) qvB
(b) qv/B
(c) Bvq^2
(d) qB^2v
5. A charged particle enters a magnetic field perpendicular to it. The path is:
(a) Circular
(b) Parabolic
(c) Straight
(d) Elliptical
6. Lenz’s law is based on the principle of conservation of:
(a) Charge
(b) Energy
(c) Momentum
(d) Mass
7. The magnetic dipole moment of a current loop is proportional to:
(a) Area of loop only
(b) Current only
(c) Both current and area
(d) Resistance of wire
8. The torque on a current loop in a uniform magnetic field is maximum when the plane of the loop is:
(a) Perpendicular to the field
(b) Parallel to the field
(c) At 45° to the field
(d) In any direction
9. An ideal solenoid produces a uniform magnetic field inside it because:
(a) Its turns are close together
(b) Its length is very large
(c) The field outside is zero
(d) The flux is constant
10. A current-carrying conductor placed in a magnetic field experiences a force due to:
(a) Ohm’s law
(b) Faraday’s law
(c) Lorentz force
(d) Coulomb’s law
11. A magnetic field exerts no force on:
(a) A stationary charge
(b) A moving charge
(c) A current-carrying wire
(d) A charge moving perpendicular to field
12. The magnetic field at the axis of a solenoid is directly proportional to:
(a) Square of current
(b) Number of turns per unit length
(c) Radius of solenoid
(d) Magnetic susceptibility
13. The magnetic field inside a toroid is:
(a) Zero
(b) Uniform
(c) Variable
(d) Infinite
14. In electromagnetic induction, induced EMF is produced when:
(a) Current flows in the circuit
(b) Magnetic field is constant
(c) Magnetic flux changes
(d) Electric flux changes
15. A transformer works on the principle of:
(a) Ohm’s law
(b) Mutual induction
(c) Self induction
(d) Electromagnetic waves
16. The direction of induced current in a conductor is given by:
(a) Fleming’s left-hand rule
(b) Fleming’s right-hand rule
(c) Ampere’s rule
(d) Right-hand thumb rule
17. A circular coil of radius 5 cm and 100 turns carries a current of 1 A. Its magnetic moment is:
(a) 0.25 A·m²
(b) 0.5 A·m²
(c) 0.75 A·m²
(d) 1 A·m²
18. If magnetic flux linked with a coil changes from 5 Wb to 0 in 0.01 s, the average induced EMF is:
(a) 0.5 V
(b) 50 V
(c) 500 V
(d) 5 V
19. The self-inductance of a coil depends on:
(a) Current in the coil
(b) Voltage applied
(c) Geometry and number of turns
(d) Time of switching
20.Assertion (A): A charged particle moving perpendicular to a uniform magnetic field follows a circular path.
Reason (R): The magnetic force acts as a centripetal force on the particle.
Options:
(a) Both A and R are true, and R is the correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, but R is false.
(d) A is false, but R is true.
21. The power loss in a transformer due to eddy currents is minimized by:
(a) Using copper wire
(b) Using laminated core
(c) Cooling coils
(d) Using soft iron core
22. The SI unit of magnetic field intensity (H) is:
(a) Tesla
(b) A/m
(c) Weber
(d) Henry
23. If a current flows in a circular loop, the magnetic field at its center is:
(a) Perpendicular to the plane of loop
(b) Tangent to the loop
(c) Zero
(d) Parallel to the loop
24. A bar magnet is moved toward a coil. The induced current in the coil:
(a) Is zero
(b) Is such that it opposes the approach
(c) Aids the approach
(d) Depends on resistance
25. When the magnetic flux through a coil is constant:
(a) Induced EMF is zero
(b) Induced EMF is maximum
(c) Current is maximum
(d) Magnetic field is zero
✅ Answer Key:
1.(a), 2.(c), 3.(b), 4.(a), 5.(a) 6.(b), 7.(c), 8.(b), 9.(b), 10.(c) 11.(a), 12.(b), 13.(b), 14.(c), 15.(b) 16.(b), 17.(a), 18.(c), 19.(c), 20.(a) 21.(b), 22.(b), 23.(a), 24.(b), 25.(a)
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Electromagnetism is more than formulas—it demands a strong grasp of physical concepts and strategic thinking. This set of 25 NEET-level MCQs is ideal for rigorous self-assessment and revision, helping students boost their confidence before the final exam.
