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Physics - Magnetic Effects of Current

Practise 151 TS EAMCET previous year questions on Magnetic Effects of Current, compiled from papers spanning 2001 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty TS EAMCET tests.

Magnetic Effects of Current has been asked in 23 of the 24 years of TS EAMCET papers analysed (2001–2024), with 151 questions in all. 44% of them were easy, 44% moderate and 12% tough. Most of its questions came from 2020, with 22 questions that year. In the last three years (2022–2024) it had 42 questions across 17 papers, about 2.5 per paper.

The chapter's 6 topics are not weighted equally: Magnetic Field (66 questions, 44%), Motion of Charged Particle in Magnetic Field (28 questions, 19%), and Force and Torque on Current Carrying Conductor (26 questions, 17%) have been asked the most. Magnetic Field has also led over the last five years, with 29 questions. Magnetic Field has produced the most tough questions (11).

  1. 1The number of turns of two circular coils A and B are 300 and 200 respectively. The magnetic moments of the two coils A and B are in the rat04 May, 2025 (M)Magnetic Moment
  2. 2Two long straight parallel wires carry currents of 8 A and 10 A in opposite directions. If the distance of separation between the wires is 904 May, 2025 (M)Magnetic Field
  3. 3A short bar magnet of magnetic moment is kept in a uniform magnetic field of . The work done in moving the magnet from its most stable posit04 May, 2025 (M)Magnetic Dipole
  4. 4As shown in the figure, a uniform straight wire of length is bent in the form of an equilateral triangle ABC. A uniform magnetic field 2 T i04 May, 2025 (E)Force and Torque on Current Carrying Conductor
  5. 5A proton moving with a velocity of enters a uniform magnetic field normal to the direction of the magnetic field. If the radius of the circu04 May, 2025 (E)Motion of Charged Particle in Magnetic Field
  6. 6The magnetic field due to a current carrying circular coil on its axis at a distance of from the centre of the coil is B. If d is the diamet03 May, 2025 (M)Magnetic Field
  7. 7A square coil of side 10 cm having 200 turns is placed in a uniform magnetic field of 2 T such that the plane of the coil is in the directio03 May, 2025 (M)Force and Torque on Current Carrying Conductor
  8. 8The magnetic field at a point P on the axis of a short bar magnet of magnetic moment M is B. If another short bar magnet of magnetic moment 03 May, 2025 (M)Magnetic Field
  9. 9An alpha particle moving with certain speed towards east enters a uniform magnetic field directed vertically up. The alpha particle will the03 May, 2025 (E)Motion of Charged Particle in Magnetic Field
  10. 10A solenoid of 1000 turns per metre has a core of material with relative permeability 400. The windings of the solenoid are insulated from th03 May, 2025 (E)Magnetic Field
  11. 11A proton and an alpha particle moving with equal speeds enter normally into a uniform magnetic field. The ratio of times taken by the proton02 May, 2025 (M)Motion of Charged Particle in Magnetic Field
  12. 12A solenoid of length 50 cm and radius 10 cm has two closely wound layers of windings 100 turns each. If a current of 2.5 A is passing throug02 May, 2025 (M)Magnetic Field
  13. 13Two identical wires, carrying equal currents are bent into circular coils and with 2 and 3 turns respectively. The ratio of the magnetic fie02 May, 2025 (E)Magnetic Field
  14. 14A current of 4 A is passed through a square loop of side 5 cm made of a uniform manganin wire as shown in the figure. The magnetic field at 02 May, 2025 (E)Magnetic Field
  15. 15A long straight rod of diameter 4 mm carries a steady current ' '. The current is uniformly distributed across its cross-section. The ratio 11 May, 2024 (M)Magnetic Field
  16. 16A straight wire of length 20 cm carrying a current of A is bent in the form of a circle. The magnetic field at the centre of the circle is11 May, 2024 (M)Magnetic Field
  17. 17A long straight rod of diameter 4 mm carries a steady current ' '. The current is uniformly distributed across its cross-section. The ratio 10 May, 2024 (M)Magnetic Field
  18. 18A straight wire of length 20 cm carrying a current of is bent in the form of a circle. The magnetic field at the centre of the circle is10 May, 2024 (M)Magnetic Field
  19. 19An electron falling freely under the influence of gravity enters a uniform magnetic field directed towards south. The electron is initially 10 May, 2024 (E)Motion of Charged Particle in Magnetic Field
  20. 20Two long straight parallel wires and separated by 5 m carry currents 2 A and 6 A respectively in the same direction. The resultant magnetic 10 May, 2024 (E)Magnetic Field
  21. 21A particle of charge 2 C is moving with a velocity of in the presence of magnetic and electric fields. If the magnetic field is and the elec09 May, 2024 (M)Motion of Charged Particle in Magnetic Field
  22. 22Arectangular coil of 400 turns and area, carrying a current of 0.5 A is placed in a uniform magnetic field of 1 T such that the plane of the09 May, 2024 (M)Force and Torque on Current Carrying Conductor
  23. 23Two points and on the axis of a circular current loop are at distances of 4 cm and from the centre of the loop. If the ratio of the induced 09 May, 2024 (E)Magnetic Field
  24. 24Two charged particles and of masses and , charges and respectively moving with same velocity enter a uniform magnetic field such that both t09 May, 2024 (E)Motion of Charged Particle in Magnetic Field
  25. 25If a bar magnet of moment is kept in a uniform magnetic field of such that it makes an angle of with the direction of magnetic field, then t09 May, 2024 (E)Magnetic Dipole
  26. 26It is found that a non-zero current element is unable to produce any magnetic field at a particular point. Then the angle between the curren14 May, 2023 (M)Magnetic Field
  27. 27Three long, straight, parallel wires carrying different currents are arranged as shown in the diagram. In the given arrangement, let the net14 May, 2023 (M)Force and Torque on Current Carrying Conductor
  28. 28A square loop of side ' ' and carrying a current ' ' is suspended from an insulting hanger of a spring balance as shown in the figure. The t14 May, 2023 (E)Force and Torque on Current Carrying Conductor
  29. 29A current carrying loop is placed in a uniform magnetic field 'B' in different orientations I, II, III and IV as shown in the figure. The co14 May, 2023 (E)Magnetic Dipole
  30. 30A bar magnet of magnetic moment lies aligned with the direction of a uniform magnetic field of 0.3 . The amount of work required by an exter14 May, 2023 (E)Magnetic Moment
  31. 31A conducting rod is moving towards right with a velocity ' ' in a uniform magnetic field ' '. If the direction of induced current ' ' is as 14 May, 2023 (E)Motion of Charged Particle in Magnetic Field
  32. 32A current ' ' is flowing through a wire of length ' '. If it is made into a circular loop of one turn, then its magnetic moment is14 May, 2023 (E)Magnetic Moment
  33. 33A charge ' ' moves with a velocity along -axis in a uniform magnetic field , then charge will experience a force13 May, 2023 (M)Motion of Charged Particle in Magnetic Field
  34. 34The expression for the magnetic energy stored in a solenoid of length , in terms of magnetic field and area is13 May, 2023 (M)Magnetic Field
  35. 35A current i flows in an infinitely long, straight and thin walled pipe, then13 May, 2023 (E)Magnetic Field
  36. 36A closely wound solenoid of long has 5 layers of windings of 400 turns each. The diameter of the solenoid is . If the current carried is , t13 May, 2023 (E)Magnetic Field
  37. 37The period of oscillation of a bar magnet at a place is 2 s. At the same place, the period of oscillation of another identical bar magnet wh13 May, 2023 (E)Magnetic Moment
  38. 38A conducting wire carries a current as shown in the figure. It is placed in a uniform magnetic field 5 which is acting normally outside from12 May, 2023 (M)Force and Torque on Current Carrying Conductor
  39. 39A long straight wire carries a current of . The magnitude of the magnetic field at a point from it is12 May, 2023 (M)Magnetic Field
  40. 40A bar magnet has coercivity . It is placed inside a solenoid of length and 60 turns. The current that should be passed through the solenoid 12 May, 2023 (M)Magnetic Field
  41. 41The magnetic field at a perpendicular distance of one metre from a wire carrying current of is12 May, 2023 (E)Magnetic Field
  42. 42A circular coil of area has 1000 turns. If the current through the coil is , then its magnetic moment is12 May, 2023 (E)Magnetic Moment
  43. 43A current carrying loop has two circular arcs and with radius and respectively as shown in the figure. The two arcs and subtend a common ang20 Jul, 2022 (M)Magnetic Field
  44. 44Three parallel wires a, b and c carrying currents and as shown in the figure are placed next to each other. The magnitude force on a length 20 Jul, 2022 (M)Force and Torque on Current Carrying Conductor
  45. 45Two infinitely long thin wires are placed at and as shown in the figure. The same current flows in both the wires in the same direction, say20 Jul, 2022 (E)Force and Torque on Current Carrying Conductor
  46. 46A particle of mass and charge travelling with a velocity along the -axis enters a uniform electric field directed along the y-axis. What wil19 Jul, 2022 (M)Motion of Charged Particle in Magnetic Field
  47. 47A long solenoid with 10.0 turn/cm and a radius of 8 cm carries a current of 7 mA. A current carrying straight conductor is located along the19 Jul, 2022 (M)Magnetic Field
  48. 48A thin magnetic needle is placed in a magnetic field of 200 G with its axis at 30° to the direction of the field. Find the magnetic moment o19 Jul, 2022 (M)Magnetic Moment
  49. 49Statement (I) : A uniform electric field and a uniform magnetic field are pointed in the same direction. If an electron is projected in the 19 Jul, 2022 (E)Magnetic Field
  50. 50Two parallel conductor each long, separated by experience a force of . If the current in the first conductor is twice that of the second con19 Jul, 2022 (E)Force and Torque on Current Carrying Conductor

Frequently Asked Questions

1.How many questions are available for Magnetic Effects of Current?

This chapter includes 151 questions compiled from TS EAMCET papers spanning 2001 to 2025.

2.Are these questions only from TS EAMCET, or from other exams too?

These are TS EAMCET questions specifically for the Magnetic Effects of Current chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Magnetic Effects of Current an important chapter for TS EAMCET Physics?

Magnetic Effects of Current has appeared in 24 of the 25 years of TS EAMCET papers covered here, with 151 questions across 63 papers - about 2 per paper it appears in.

4.What is the difficulty level of Magnetic Effects of Current questions in TS EAMCET?

Of the 151 questions analysed for this chapter, 44% are easy, 44% moderate and 12% tough. 2020 had the most, with 22 questions.

5.Which topics in Magnetic Effects of Current should I focus on?

These topics have carried the most weightage in Magnetic Effects of Current:

  • Magnetic Field - 66 questions (44%)
  • Motion of Charged Particle in Magnetic Field - 28 questions (19%)
  • Force and Torque on Current Carrying Conductor - 26 questions (17%)
  • Magnetic Field has produced the most tough questions (11).
6.Is Magnetic Effects of Current's weightage in TS EAMCET going up or down?

Across all 63 papers analysed, Magnetic Effects of Current has averaged about 2.4 questions per paper. In the last three years (2022–2024), that average has stayed about the same, at about 2.5 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.