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Physics - Magnetic Effects of Current

Practise 51 VITEEE previous year questions on Magnetic Effects of Current, compiled from papers spanning 2006 to 2024. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty VITEEE tests.

Magnetic Effects of Current has been asked in 18 of the 18 years of VITEEE papers analysed (2006–2024), with 51 questions in all. 59% of them were easy, 27% moderate and 14% tough. Most of its questions came from 2018, with 5 questions that year. In the last three years (2022–2024) it had 7 questions across 3 papers, about 2.3 per paper.

The chapter's 5 topics are not weighted equally: Motion of Charged Particle in Magnetic Field (16 questions, 31%), Force and Torque on Current Carrying Conductor (14 questions, 27%), and Magnetic Field (14 questions, 27%) have been asked the most. Over the last five years the most frequent topics have been Magnetic Field (4), Motion of Charged Particle in Magnetic Field (3), and Force and Torque on Current Carrying Conductor (2). Biot-Savart's Law and Ampere's Circuital Law has produced the most tough questions (2).

  1. 1A solenoid of length 0.4 m and having 500 turns of wire carries a current of . A thin coil having 10 , turns of wire and of radius 0.01 m ca2024Force and Torque on Current Carrying Conductor
  2. 2Which of the following graph represents the variation of magnetic flux density with distance for a straight long wire carrying an electric c2024Magnetic Field
  3. 3A current carrying conductor experiences maximum force in magnetic field when the angle between current element and direction of magnetic fi2024Force and Torque on Current Carrying Conductor
  4. 4The figure shows three situations when an electron with velocity \( { {v}}\) travels through a uniform magnetic field \( {B}\). In each case2023Motion of Charged Particle in Magnetic Field
  5. 5The magnetic field at \(P\) on the axis of a solenoid having 100 turns/metre and carrying a current of \(5 {~A}\) is:2023Magnetic Field
  6. 6A straight wire of diameter \(0.5 {~mm}\) carrying a current of \(1 {~A}\) is replaced by another wire of \(1 {~mm}\) diameter carrying same2022Magnetic Field
  7. 7A positively charged particle moving due east enters a region of uniform magnetic field directed vertically upwards. The particle will2022Motion of Charged Particle in Magnetic Field
  8. 8A charge is moving with a velocity parallel to a magnetic field . Force on the charge due to magnetic field is2021Motion of Charged Particle in Magnetic Field
  9. 9A straight section of a circuit lies along the -axis from to and carries a steady current . The magnetic field due to the section at a point2021Magnetic Field
  10. 10The magnetic field at a distance from a long wire carrying current i is tesla. The magnetic field at a distance is2019Magnetic Field
  11. 11The work done by an uniform magnetic field, on a moving charge is2019Motion of Charged Particle in Magnetic Field
  12. 12The magnetic field at a point due to a current carrying conductor is directly proportional to2018Biot-Savart's Law and Ampere's Circuital Law
  13. 13The current sensitivity of a moving coil galvanometer depends on2018Force and Torque on Current Carrying Conductor
  14. 14A square loop, carrying a steady current , is placed in a horizontal plane near a long straight conductor carrying a steady current at a dis2018Force and Torque on Current Carrying Conductor
  15. 15Find the magnetic field at due to the arrangement shown2018Biot-Savart's Law and Ampere's Circuital Law
  16. 16A steel wire of length has a magnetic moment M. It is then bent into a semicircular arc. The new magnetic moment is2018Magnetic Moment
  17. 17A conducting circular loop of radius carries a constant current It is placed in a uniform magnetic field such that is perpendicular to the p2017Force and Torque on Current Carrying Conductor
  18. 18A current carrying coil is subjected to a uniform magnetic field. The coil will orient so that its plane becomes2017Force and Torque on Current Carrying Conductor
  19. 19Two solenoids are given st has 1 turn per unit length and 2 nd has turns per unit length. Ratio of magnetic fields at their centres is2016Magnetic Field
  20. 20A current I flows in the anticlockwise direction through a square loop of side a lying in the xoy plane with its center at the origin. The m2016Biot-Savart's Law and Ampere's Circuital Law
  21. 21A particle of charge and mass moves in a circular orbit of radius with angular speed . The ratio of the magnitude of its magnetic moment to 2016Magnetic Moment
  22. 22A long straight wire of radius carries current . The magnetic field inside the wire at distance from its centre is expressed as :2016Magnetic Field
  23. 23An electron of mass under the action of a magnetic field moves in a circle of radius at a speed of . If a proton of mass was to move in a ci2015Motion of Charged Particle in Magnetic Field
  24. 24A horizontal rod of mass and length 10 is placed on a frictionless plane inclined at an angle with the horizontal and with the length of rod2015Magnetic Field
  25. 25A current of is flowing in the sides of an equilateral triangle of side . The magnetic field at the centroid of the triangle is2015Biot-Savart's Law and Ampere's Circuital Law
  26. 26The direction of magnetic field due to current element at a distance is the direction of2015Biot-Savart's Law and Ampere's Circuital Law
  27. 27An electron moves at right angle to a magnetic field of with a speed of . If the specific charge of the electron is . The radius of the circ2014Motion of Charged Particle in Magnetic Field
  28. 28A proton and an -particle, accelerated through the same potential difference, enter a region of uniform magnetic field normally. If the radi2014Motion of Charged Particle in Magnetic Field
  29. 29A circular current carrying coil has a radius . The distance from the centre of the coil on the axis, where the magnetic induction will be t2014Magnetic Field
  30. 30If a current I is flowing in a loop of radius as shown in adjoining figure, then the magnetic field induction at the centre will be2013Force and Torque on Current Carrying Conductor
  31. 31A square loop, carrying a steady current , is placed in horizontal plane near a long straight conductor carrying a steady current at a dista2012Force and Torque on Current Carrying Conductor
  32. 32In hydrogen a atom, an electron is revolving in the orbit of radius with radiations/s. Magnetic field produced at the centre of the orbit is2012Motion of Charged Particle in Magnetic Field
  33. 33In the figure shown, the magnetic field induction as the point will be2012Magnetic Field
  34. 34A uniform electric field and a uniform magnetic field are acting along the same direction in a certain region. If an electron is projected i2012Motion of Charged Particle in Magnetic Field
  35. 35The electrochemical equivalent of magnesium is . A current of is passed in a suitable solution for . The mass of magnesium deposited will be2011Magnetic Field
  36. 36In producing chlorine through electrolysis power at is being consumed. How much chlor ine per minute is leberated? (ECE of chlor ine is )2011Motion of Charged Particle in Magnetic Field
  37. 37A particle carrying a charge to 100 times the charge on an electron is rotating per second in a circular path of radius . The value of the m2011Force and Torque on Current Carrying Conductor
  38. 38A rectangular loop carrying a current is placed in a uniform magnetic field B. The area enclosed by the loop is A. If there are turns in the2011Force and Torque on Current Carrying Conductor
  39. 39The ratio of the amounts of heat developed in the four arms of a balance Wheatstone bridge, when the arms have resistances , and respectivel2010Motion of Charged Particle in Magnetic Field
  40. 40Radio waves diffract around building althrough light waves do not. The reason is that radio waves2010Motion of Charged Particle in Magnetic Field
  41. 41A wire of length is bent into a circular loop of radius and carries a current . The magnetic field at the centre of the loop is B. The same 2009Force and Torque on Current Carrying Conductor
  42. 42An infinitely long straight conductor is bent into the shape as shown below. It carries a current of I ampere and the radius of the circular2009Force and Torque on Current Carrying Conductor
  43. 43A p-n junction has acceptor impurity concentration of in the -side and donor impurity concentration of in the -side. What is the contact pot2008Motion of Charged Particle in Magnetic Field
  44. 44The energy stored in the capacitor as shown in Fig. (a) is . If the battery is replaced by another capacitor of as shown in Fig. (b), then t2008Force and Torque on Current Carrying Conductor
  45. 45Equal amounts of a metal are converted into cylindrical wires of different lengths (L) and cross-sectional area (A). The wire with the maxim2008Force and Torque on Current Carrying Conductor
  46. 46The magnetic moment of the ground state of an atom whose open sub shell is half filled with five electrons is2007Magnetic Field
  47. 47In Boolean algebra, is equal to2007Motion of Charged Particle in Magnetic Field
  48. 48The output stage of a television transmitter is most likely to be a2007Motion of Charged Particle in Magnetic Field
  49. 49Rising and setting sun appears to be reddish because2007Magnetic Field
  50. 50In the presence of magnetic field ' ' and electric field ' ', the total force on a moving charged particle is2006Magnetic Field

Frequently Asked Questions

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

This chapter includes 51 questions compiled from VITEEE papers spanning 2006 to 2024.

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

These are VITEEE 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 VITEEE Physics?

Magnetic Effects of Current has appeared in 18 of the 18 years of VITEEE papers covered here, with 51 questions across 18 papers - about 3 per paper it appears in.

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

Of the 51 questions analysed for this chapter, 59% are easy, 27% moderate and 14% tough. 2018 had the most, with 5 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:

  • Motion of Charged Particle in Magnetic Field - 16 questions (31%)
  • Force and Torque on Current Carrying Conductor - 14 questions (27%)
  • Magnetic Field - 14 questions (27%)
  • Biot-Savart's Law and Ampere's Circuital Law has produced the most tough questions (2).
6.Is Magnetic Effects of Current's weightage in VITEEE going up or down?

Across all 18 papers analysed, Magnetic Effects of Current has averaged about 2.8 questions per paper. In the last three years (2022–2024), that average has fallen, at about 2.3 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.