Magnetic Effects of Current Practice Test
10 questions. No registration required.
Practice PSEB Class 12 Physics Magnetic Effects of Current with a free 20-question MCQ test. Review magnetic fields, Oersted's experiment, Biot-Savart law, Ampere's circuital law, force on moving charges and current-carrying conductors, motion in a magnetic field, torque on current loops, moving coil galvanometers, magnetic dipoles, bar magnets, and magnetic properties of materials. Check your result instantly, read detailed explanations, and repeat the test for focused revision. No registration is required.
10 questions. No registration required.
Magnetic Effects of Current connects electric current with magnetic fields, magnetic forces, and the behaviour of moving charges and current-carrying conductors. This Class 12 Physics practice test provides a focused MCQ-based revision activity for students reviewing important ideas from magnetism and the magnetic effects of current.
Questions from this topic may require students to identify the direction or strength of a magnetic field, apply Biot-Savart law or Ampere's circuital law, analyse the force on a moving charge, study the motion of charged particles in a magnetic field, or understand torque on a current loop and magnetic dipole.
Use this 20-question practice test to check your understanding before broader Class 12 Physics revision. After completing the test, review every incorrect or uncertain answer, identify the physical law, direction rule, or magnetic concept that caused difficulty, and repeat the topic after revision.
Focus on magnetic fields, magnetic forces, current loops, galvanometers, and magnetic materials.
Review the concept of magnetic field, Oersted's experiment, Biot-Savart law, the magnetic field on the axis of a current-carrying circular loop, Ampere's circuital law, long straight current-carrying wires, and solenoids.
Practice force on a moving charge in electric and magnetic fields, motion of a charged particle in a magnetic field, force on a current-carrying conductor, force between parallel conductors, torque on a current loop, and magnetic dipole moment.
Review moving coil galvanometers, current sensitivity, conversion to ammeter and voltmeter, bar magnets, magnetic dipoles, magnetic field lines, Earth's magnetism, magnetic intensity, and dia-, para-, and ferromagnetic materials.
Before repeating the test, make sure you understand the physical meaning of the main magnetic quantities and laws. Many questions become easier when the source of the magnetic field and the direction of motion or current are identified before selecting a formula.
Magnetic field and force questions often involve vectors and direction rules. When reviewing your test result, check whether one of these common mistakes affected your answer:
Turn a 20-question MCQ test into a focused Class 12 Physics revision session.
Answer the full test without checking notes so that uncertain magnetic concepts are easier to identify.
Identify the magnetic field, current, velocity, and force directions before selecting an answer.
Read explanations for incorrect answers and correct answers that were based on guessing.
Review the difficult law, direction rule, or magnetic concept and complete the test again.
Common questions about this PSEB Class 12 Physics Magnetic Effects of Current practice test.