Magnetic Effects of Current Weightage in JEE Main 2025

Dewesh Nandan Prasad

Updated On: February 04, 2025 11:37 AM | JEE Main

Magnetic Effects of Current Weightage in JEE Main 2025 is expected to be 7% which makes it one of the most important chapters. Check the important topics and the weightage of the Magnetic Effect of Currents in the JEE Main 2025 exam in the article. 

 
Magnetic Effects of Current Weightage in JEE Main 2025

Magnetic Effects of Current Weightage in JEE Main 2025: Magnetic Effects of Current is one of the most important chapters in the JEE Main 2025 exam, as it holds up to 7% of questions in the JEE main question paper and it becomes crucial for the aspirants to cover the chapter to their best so that they can score maximum marks in the exam. We have provided the details of the Magnetic Effects of Current Weightage in JEE Main 2025, along with the important key topics in the article.

Latest Update : JEE Main session 2 registration has begun on the jeemain.nta.nic.in on February 1, 2025 and the last date to register will be February 24, 2025. Candidates can now register themselves and fill in the JEE Main 2025 application form . The candidates who have registered for the JEE Main session 1 and also want to appear for session 2 will have to apply a fresh application and register themselves on the official website. The JEE Main session 2 2025 will be conducted from April 1 - April 8, 2025.

Download : JEE Main Physics Syllabus PDF

Expected Magnetic Effects of Current Weightage in JEE Main 2025

Candidates can check the weightage of the magnetic effects of current under physics along with the other chapters’ weightage in JEE main 2025 in the table below:

Topics

Expected Weightage

Expected Number of Questions

Magnetic Effect of Current

7%

1 to 2

Electrostatics

6.6%

3 to 5

Thermodynamics

15%

4 to 5

Waves and sounds

9%

2 to 3

Laws of Motion

9%

3 to 4

Modern Physics

9%

2 to 3

EMI and AC

15%

4 to 5

Units and Dimensions and Errors and Measurements

6%

1 to 2

Current Electricity

12%

3 to 4

Kinematics

3%

0 to 1

Fluid Mechanics

6%

1 to 2

Optics

12%

3 to 4

COM and Rotational Mechanics

18%

5 to 6

Waves and Sounds

9%

3 to 4

Magnetic Effect of Current Weightage in Previous Year’s JEE Main Exam

The table below denotes the total number of questions asked from the Magnetic Effect of Current chapter along with their weightage in the previous year's JEE Main exam.

Year

Number of Questions

Marks Per Question

Total Marks

2024

2

4

8

2023

2

4

8

2022

2

4

8

2021

2

4

8

2020

2

4

8

2019

2

4

8

Also Read: JEE Main 2025 Exam Pattern

Magnetic Effect of Current Key Points 2025

Candidates can check the magnetic effect of current key points below. It helps the candidates to get an overview of the topics that are important in the Magnetic Effect of Current chapter for the JEE Main 2025 exam. Check the key points below:

Magnetic Field Due to Current Carrying Conductor

A current-carrying conductor produces a magnetic field when the electric field surrounding it changes due to the motion of the electrons. The right-hand grip rule can be used to determine the direction of the magnetic field, which is formed by concentric circles surrounding the conductor.

Also Read: JEE Main Syllabus PDF 2025

Right-Hand Thumb Rule

The direction of the magnetic field created by a current can be determined using the right-hand thumb rule. It states the curl of your fingers indicates the direction of the magnetic field if you point your right thumb in the direction of the current.

Magnetic Fields Line

The strength and direction of the magnetic field are shown visually by magnetic field lines. The intensity of the field is shown by the density of field lines, which usually form closed loops. Visualising magnetic interactions is aided by an understanding of field lines.

Also Read: JEE Main Free Mock Test 2025

Magnetic Force on a Moving Charge

When a charge moves through a magnetic field, it encounters a magnetic force. This phenomenon, which is essential to cyclotrons and particle accelerators, is controlled by the Lorentz force equation.

Electromagnetic Induction

The process by which an electromotive force (EMF) is induced in a nearby conductor by a fluctuating magnetic field is known as electromagnetic induction. This fundamental idea in electromagnetism governs the functioning of transformers, generators, and other electrical devices

Best Tips to Prepare for the Magnetic Effect of Current JEE Main 2025

Candidates can check the best preparation tips for the Magnetic Effect of the Current chapter for the JEE Main 2025 exam. Candidates can check the magnetic effect of current for JEE main 2025 below. It will help the students secure maximum marks in the JEE Mains 2025 exam:

  • Go through the subtopics of the Magnetic Effect of Electric Current chapters and search for the topics that are repeated in previous year’s question papers
  • Check the exam pattern and check the weightage of the chapter, marks allotted to the topics, and marking scheme
  • Take the mock test of the Magnetic Effect of Electric Current separately after completing the chapter while preparing for the JEE Main Exam 2025
  • Solve the JEE main previous year question papers
  • Take the JEE main mock test in exam conditions. It will help candidates prepare for the exam day
  • Analyse the mock test after taking a break as it will help to rethink and get the topics easily
  • Take frequent breaks while preparing to keep yourself healthy and calm, as it will maximise the quality productivity level.

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We have provided the complete details of the Magnetic Effects of Current Weightage in JEE Main 2025. We hope that it will help you to score maximum marks from the chapter in the JEE mains 2025 exam. All the best for the JEE main 2025 exam! Stay tuned to CollegeDekho for the latest updates related to the JEE Main 2025 exam.

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FAQs

Is the JEE Main 2025 exam fully MCQ based?

The JEE Main exam incorporates various question types, comprising multiple-choice questions (MCQs), numerical value-based questions, as well as drawing-based questions. With MCQs, candidates must select the correct answer from the given options.

Is JEE Mains score enough for getting admission into IIT?

No. The JEE Mains exam alone is not enough for securing admission into an IIT. JEE Advanced is the crucial examination required for IIT admissions, and candidates are required to qualify in the JEE Main exam to be eligible for the JEE Advanced exam.

 

Is 90% considered a good score in the JEE Mains 2025 entrance exam?

Yes, 90 is considered to be a good percentile in the JEE Main 2025 entrance exam. Candidates can secure admission into NITs, IITs or IISc Bangalore if they score a rank between 1,00,000 and 1,50,000 with a 90 percentile in the JEE Main exam.

 

Which is the hardest topic in the JEE Mains 2025 exam?

Mathematics is often considered to be the most challenging subject in the JEE Main exam, but its difficulty level varies from person to person. Some students may find other subjects more challenging based upon their strengths and weaknesses.

 

Is NCERT enough for the JEE Mains 2025 preparation?

NCERT books are very important to prepare for the JEE Main 2025 exam. The JEE Main exam follows the CBSE syllabus for 11th and 12th classes, so NCERT books are considered to be the most reliable and necessary study materials. NCERT books explain basic fundamental concepts in a simple and clear way.

 

 

Is it easy to score 99 percentile in the JEE Mains 2025 exam?

To score a 99+ percentile in the JEE Main 2025 exam, candidates require more than just knowing the JEE Main syllabus, as it required consistent practice, strategic revision, time management, and the ability to solve complex problems under pressure. However, with the appropriate resources, one can achieve these requirements.

 

Can I leave any section for the JEE Main 2025 exam?

All sections namely Mathematics, Physics, and Chemistry are mandatory in the JEE Main exam, with questions covering the entire JEE Main syllabus. To be eligible for admission, candidates must achieve the minimum qualifying marks in each subject and the overall aggregate.

 

Will the JEE Mains syllabus change in 2025?

Candidates can study from the NCERT textbooks of class 11 and 12 Physics, Chemistry and Mathematics to cover the JEE Mains syllabus. No changes have been made to the JEE Main Syllabus 2025. NTA removed several topics of Physics, Chemistry and Mathematics last year from the JEE Main syllabus.

 

Is 75% required for the JEE Main 2025 exam?

Candidates must keep in mind that there is no requirement of 75% marks in class 12 for appearing in the JEE Mains exam. The JEE Main eligibility criteria of minimum 75% marks in class 12 is required at the time of securing admission across NITs, IIITs and GFTIs. Candidates can apply and appear in the JEE Mains 2025 exam irrespective of their class 12 marks.

 

Is PYQ enough for the JEE Mains 2025 preparation?

Previous year question papers are an important source for the JEE Main preparations. However, relying solely upon PYQs is not enough to fully prepare for the JEE Mains exam. Candidates must also focus on covering the entire syllabus, developing strong conceptual understanding, practising time management, and attempting mock tests.

 

View More

JEE Main Previous Year Question Paper

2022 Physics Shift 1

2022 Physics Shift 2

2022 Chemistry Shift 1

2022 Chemistry Shift 2

2022 Mathematics Shift 1

2022 Mathematics Shift 2

2023 Chemistry Shift 1

2023 Mathematics Shift 1

2023 Physics Shift 2

2023 Mathematics Shift 2

2023 Chemistry Shift 2

2023 Physics Shift 1

2024 Chemistry Shift 1

2024 Mathematics Shift 2

2024 Physics Paper Morning Shift

2024 Mathematics Morning Shift

2024 Physics Shift 2

2024 Chemistry Shift 2

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