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Friday, 9 October

JEE Main Physics · Class 12

Moving Charges and Magnetism: JEE Main previous year questions

Moving Charges and Magnetism had 56 questions in the 42 JEE Main shifts Lumi analysed, about 1.2 a shift, asked in 39 of 42 shifts. It ranks 5 of 29 Physics chapters by questions; 7% of its questions were hard.

Questions
56
in 39 of 42 shifts
A shift, on average
1.2
of 25 Physics questions
Since 2024
+0.2
1.1 a shift in 2017–23, 1.3 in 2024–26
Numerical answer
17
30% of its questions

Year by year

How often it came

Questions in the analysed shifts of each year. Years differ in how many shifts Lumi analysed, so read the bars with the shift count.

Questions each year
07141’176’203’216’226’2312’249’2513’26

2017: 1 shifts · 2020: 4 shifts · 2021: 4 shifts · 2022: 4 shifts · 2023: 4 shifts · 2024: 8 shifts · 2025: 8 shifts · 2026: 9 shifts

Difficulty by year
  • 20171
  • 20206
  • 20213
  • 20226
  • 20236
  • 202412
  • 20259
  • 202613
  • Easy
  • Medium
  • Hard

Inside the chapter

Topics and the ideas that repeat

5 topics and 29 distinct ideas; 11 ideas were asked more than once. Most questions are single correct and calculation.

Topics, by questions

9 questions had no close topic in our taxonomy and are counted for the chapter only.

Ideas asked most
11 repeat

Study it on Lumi

Moving Charges and Magnetism: the interactive lesson

Every question

All 56 Moving Charges and Magnetism questions

Newest first. Each opens with its options and the official answer.

2026 13 questions

  1. 2 Apr 2026, Shift 1 · Q39Two identical long current carrying wires are bent into the shapes shown in the following figures. If the magnitude of magnetic fields at…MediumSingle correctHas a figure
  2. 2 Apr 2026, Shift 1 · Q481 μ1\ \muC charge moving with velocity v⃗=(i^−2j^+3k^)\vec v=\left(\hat i-2\hat j+3\hat k\right) m/s in the region of magnetic field…EasyNumerical value
  3. 2 Apr 2026, Shift 2 · Q29A particle having charge 10−910^{-9} C moving in xx-yy plane in fields of 0.4j^0.4\hat{j} N/C and 4×10−3k^4 \times 10^{-3}\hat{k} T experiences a…MediumSingle correct
  4. 4 Apr 2026, Shift 1 · Q37A voltmeter with internal resistance of x Ωx\ \Omega can be used to measure upto 2020 V. In order to increase its measuring range to 3030…EasySingle correct
  5. 4 Apr 2026, Shift 1 · Q41An insulated wire is wound so that it forms a flat coil with N=200N=200 turns. The radius of the innermost turn is r1=3r_1=3 cm, and of the…MediumSingle correct
  6. 4 Apr 2026, Shift 2 · Q49A circular coil of radius 2 cm and 125 turns carries a current of 1 A. The coil is placed in a uniform magnetic field of magnitude 0.4 T.…EasyNumerical value
  7. 5 Apr 2026, Shift 1 · Q49The charged particle moving in a uniform magnetic field of (3i^+2j^) T(3\hat{i} + 2\hat{j})\,\mathrm{T} has an acceleration…MediumNumerical value
  8. 5 Apr 2026, Shift 2 · Q38A particle of charge qq and mass mm is projected from origin with an initial velocity…MediumSingle correct
  9. 6 Apr 2026, Shift 1 · Q42A small cube of side 1 mm is placed at the centre of a circular loop of radius 10 cm carrying a current of 2 A. The magnetic energy stored…MediumSingle correct
  10. 6 Apr 2026, Shift 2 · Q38A current of 30 A each flows in opposite directions in two conducting wires, placed parallel to each other at a distance of 8 cm. The…EasySingle correct
  11. 6 Apr 2026, Shift 2 · Q48A moving coil of galvanometer when shunted with 2 Ω\Omega resistance gives a full scale deflection for a current of 500 mA. When a…MediumNumerical value
  12. 8 Apr 2026, Shift 2 · Q39A current carrying circular loop of radius 2 cm with unit normal n^=k^+i^2\hat{n} = \frac{\hat{k} + \hat{i}}{\sqrt{2}} is placed in a magnetic…MediumSingle correct
  13. 8 Apr 2026, Shift 2 · Q48A 5 mg particle carrying a charge of 5π×10−65\pi \times 10^{-6} C is moving with velocity of (3i^+2k^)×10−2\left(3\hat{i} + 2\hat{k}\right) \times 10^{-2}…MediumNumerical value

2025 9 questions

  1. 2 Apr 2025, Shift 1 · Q38Let B1B_1 be the magnitude of magnetic field at center of a circular coil of radius R carrying current I. Let B2B_2 be the magnitude of…EasySingle correct
  2. 2 Apr 2025, Shift 2 · Q45In a moving coil galvanometer, two moving coils M1M_1 and M2M_2 have the following particulars : R1=5 ΩR_1 = 5\ \Omega, N1=15N_1 = 15,…MediumSingle correct
  3. 3 Apr 2025, Shift 1 · Q47A 4.0 cm long straight wire carrying a current of 8A is placed perpendicular to a uniform magnetic field of strength 0.15 T. The magnetic…EasyNumerical value
  4. 3 Apr 2025, Shift 1 · Q48A loop ABCDA, carrying current I=12\mathrm{I} = 12 A, is placed in a plane, consists of two semi-circular segments of radius…MediumNumerical valueHas a figure
  5. 3 Apr 2025, Shift 2 · Q40Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A : If Oxygen ion…MediumAssertion–reason
  6. 4 Apr 2025, Shift 2 · Q49A particle of charge 1.6 μ\muC and mass 16 μ\mug is present in a strong magnetic field of 6.28 T. The particle is then fired…EasyNumerical value
  7. 7 Apr 2025, Shift 1 · Q37A particle of charge q, mass m and kinetic energy E enters in magnetic field perpendicular to its velocity and undergoes a circular arc of…EasyDiagram basedHas a figure
  8. 7 Apr 2025, Shift 1 · Q40Uniform magnetic fields of different strengths (B1B_1 and B2B_2), both normal to the plane of the paper exist as shown in the figure. A…HardDiagram basedHas a figure
  9. 8 Apr 2025, Shift 2 · Q39Figure shows a current carrying square loop ABCD of edge length is 'a' lying in a plane. If the resistance of the ABC part is r and that…HardDiagram basedHas a figure

2024 12 questions

  1. 6 Apr 2024, Shift 2 · Q58A coil having 100 turns, area of 5×10−3 m25\times10^{-3}\ \mathrm{m^2}, carrying current of 1 mA is placed in uniform magnetic field of 0.20 T…EasyNumerical value
  2. 8 Apr 2024, Shift 1 · Q57An electron with kinetic energy 5 eV enters a region of uniform magnetic field of 3 μ\muT perpendicular to its direction. An electric…MediumNumerical value
  3. 9 Apr 2024, Shift 1 · Q50A galvanometer has a coil of resistance 200 Ω200\ \Omega with a full scale deflection at 20 μ20\ \muA. The value of resistance to be added to…EasySingle correct
  4. 9 Apr 2024, Shift 1 · Q57A square loop of edge length 22 m carrying current of 22 A is placed with its edges parallel to the xx-yy axis. A magnetic field is…HardNumerical value
  5. 9 Apr 2024, Shift 2 · Q44A proton and a deutron (q=+eq=+e, m=2.0m=2.0u) having same kinetic energies enter a region of uniform magnetic field B⃗\vec{B}, moving…EasySingle correct
  6. 29 Jan 2024, Shift 1 · Q42A galvanometer having coil resistance 10 Ω10\,\Omega shows a full scale deflection for a current of 3mA. For it to measure a current of 8A,…EasySingle correct
  7. 29 Jan 2024, Shift 1 · Q50The deflection in moving coil galvanometer falls from 25 divisions to 5 division when a shunt of 24 Ω24\,\Omega is applied. The resistance…MediumSingle correct
  8. 30 Jan 2024, Shift 2 · Q57The current of 5A flows in a square loop of sides 1 m1\ m is placed in air. The magnetic field at the centre of the loop is…EasyNumerical value
  9. 31 Jan 2024, Shift 1 · Q42A rigid wire consists of a semicircular portion of radius RR and two straight sections. The wire is partially immerged in a perpendicular…MediumSingle correctHas a figure
  10. 31 Jan 2024, Shift 1 · Q57An electron moves through a uniform magnetic field B⃗=B0i^+2B0j^ T\vec{B}=B_0\hat{i}+2B_0\hat{j}\ T. At a particular instant of time, the velocity of…MediumNumerical value
  11. 31 Jan 2024, Shift 2 · Q42A uniform magnetic field of 2×10−32\times10^{-3} T acts along positive YY-direction. A rectangular loop of sides 20 cm and 10 cm with current…MediumSingle correct
  12. 31 Jan 2024, Shift 2 · Q57Two circular coils PP and QQ of 100 turns each have same radius of π\pi cm. The currents in PP and RR are 1A1A and 2A2A respectively.…MediumNumerical value

2023 6 questions

  1. 6 Apr 2023, Shift 1 · Q40A long straight wire of circular cross-section (radius a) is carrying steady current I. The current I is uniformly distributed across this…EasySingle correct
  2. 6 Apr 2023, Shift 1 · Q57Two identical circular wires of radius 20 cm and carrying current 2\sqrt2 A are placed in perpendicular planes as shown in figure. The…MediumNumerical valueHas a figure
  3. 8 Apr 2023, Shift 2 · Q59The ratio of magnetic field at the centre of a current carrying coil of radius rr to the magnetic field at distance rr from the centre…MediumNumerical value
  4. 11 Apr 2023, Shift 1 · Q39The current sensitivity of moving coil galvanometer is increased by 25%. This increase is achieved only by changing in the number of turns…MediumSingle correct
  5. 13 Apr 2023, Shift 2 · Q43An electron is moving along the positive x-axis. If the uniform magnetic field is applied parallel to the negative z-axis, then A. The…EasyOther
  6. 13 Apr 2023, Shift 2 · Q57A straight wire AB of mass 40 g and length 50 cm is suspended by a pair of flexible leads in uniform magnetic field of magnitude 0.400.40 T…MediumNumerical valueHas a figure

2022 6 questions

  1. 25 Jul 2022, Shift 1 · Q41Two charged particles, having same kinetic energy, are allowed to pass through a uniform magnetic field perpendicular to the direction of…MediumSingle correct
  2. 28 Jul 2022, Shift 1 · Q42The current sensitivity of a galvanometer can be increased by : (A) decreasing the number of turns (B) increasing the magnetic field (C)…MediumOther
  3. 28 Jul 2022, Shift 1 · Q43As shown in the figure, a metallic rod of linear density 0.45 kg m−10.45\ \mathrm{kg\,m^{-1}} is lying horizontally on a smooth inclined plane…MediumDiagram basedHas a figure
  4. 24 Jun 2022, Shift 1 · Q32Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : In an uniform…EasyAssertion–reason
  5. 24 Jun 2022, Shift 1 · Q49The magnetic field at the centre of a circular coil of radius r, due to current I flowing through it, is B. The magnetic field at a point…EasySingle correct
  6. 29 Jun 2022, Shift 1 · Q39A charge particle moves along circular path in a uniform magnetic field in a cyclotron. The kinetic energy of the charge particle…EasySingle correct

2021 3 questions

  1. 16 Mar 2021, Shift 2 · Q9A charge Q is moving dl⃗\vec{dl} distance in the magnetic field B⃗\vec{B}. Find the value of work done by B⃗\vec{B}.EasySingle correct
  2. 18 Mar 2021, Shift 1 · Q3Four identical long solenoids A, B, C and D are connected to each other as shown in the figure. If the magnetic field at the center of A…MediumSingle correctHas a figure
  3. 18 Mar 2021, Shift 1 · Q12A loop of flexible wire of irregular shape carrying current is placed in an external magnetic field. Identify the effect of the field on…MediumSingle correct

2020 6 questions

  1. 8 Jan 2020, Shift 1 · Q12Proton with kinetic energy of 1 MeV moves from south to north. It gets an acceleration of 101210^{12} m/s2^2 by an applied magnetic field…MediumSingle correct
  2. 9 Jan 2020, Shift 2 · Q13A small circular loop of conducting wire has radius aa and carries current II. It is placed in a uniform magnetic field BB…MediumSingle correct
  3. 9 Jan 2020, Shift 2 · Q14An electron gun is placed inside a long solenoid of radius RR on its axis. The solenoid has nn turns/length and carries a current II.…MediumSingle correctHas a figure
  4. 2 Sep 2020, Shift 1 · Q13A beam of protons with speed 4×105 ms−14\times10^{5}\ \mathrm{ms^{-1}} enters a uniform magnetic field of 0.3 T at an angle of 60∘60^\circ to the…MediumSingle correct
  5. 6 Sep 2020, Shift 2 · Q14A charged particle going around in a circle can be considered to be a current loop. A particle of mass m carrying charge q is moving in a…MediumSingle correct
  6. 6 Sep 2020, Shift 2 · Q15A square loop of side 2a and carrying current I is kept in xzxz plane with its centre at origin. A long wire carrying the same current I…HardSingle correct

2017 1 questions

  1. 2 Apr 2017 (offline) · Q19When a current of 5 mA is passed through a galvanometer having a coil of resistance 15 Ω15\ \Omega, it shows full scale deflection. The…EasySingle correct

Pattern: Asked most years.