JEE Main 2021 Physics Question Paper & Answer Key (Out): Check Chapter/Topic Wise Weightage Analysis, Download PDF
JEE Main 2021 Physics question paper, answer key and topic/ chapter wise analysis for March & February (Phase 1 & 2) can be checked on this page. Download PDF of memory-based question paper and answer key here.
JEE Main March 2021 (Phase 2) has been conducted on March 16, 17 & 18. As the exam is being conducted in April and May as well, it is important for the test takers to check the shift-wise topic/chapter-wise weightage for Physics, Chemistry and Mathematics. This will help the candidates to prepare for the upcoming phase accordingly. On this page, you can check the detailed analysis of JEE Main 2021 Physics topic and chapter-wise weightage. This analysis has been made on the basis of questions that appeared in the February & March 2021 exam.
JEE Main March 2021 Physics Question Paper & Answer Key (Memory-Based)
The PDF of JEE Main March 2021 Physics memory-based question paper and answer key can be downloaded by clicking on the links below –
Date & Shift | Allen | Reliable Institute | Resonance |
March 16 – Shift 1 | |||
March 16 – Shift 2 | |||
March 17 – Shift 1 | |||
March 17 – Shift 2 | |||
March 18 – Shift 1 | |||
March 18 – Shift 2 |
Also Check:
JEE Main Feb 2021 Physics Question Papers (Unofficial)
The PDF of JEE Main Feb 2021 Physics question papers can be downloaded by clicking on the links below –
| Date & Shift | Allen Career Institute | Reliable Institute | Resonance |
February 24 – Shift 1 | |||
February 24 – Shift 2 | |||
February 25 – Shift 1 | |||
| February 25 – Shift 2 | |||
February 26 – Shift 1 | |||
| February 26 – Shift 2 |
JEE Main 18th March Shift 2 Physics Chapter Wise Weightage
The chapter-wise weightage of Physics in JEE Main 18th March Shift 2 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 23% |
| Heat & Thermodynamics | 10% |
| Mechanics | 33% |
| Modern Physics | 17% |
| Optics | 10% |
| SHM & Waves | 7% |
JEE Main 18th March Shift 2 Physics Topic Wise Weightage
The topic-wise weightage of Physics in JEE Main 18th March Shift 2 is as follows -
| Name of the Topic | Total No. of Questions |
| Current Electricity | 2 |
| Electro Magnetic Field | 2 |
| Electrostatics | 1 |
| Electromagnetic Induction | 1 |
| Alternating Current | 1 |
| KTG & Thermodynamics | 3 |
| Rigid Body Dynamics | 2 |
| Centre of Mass | 1 |
| Rectilinear Motion & Vectors | 1 |
| Gravitation | 2 |
| Fluid Mechanics & Properties of Matter | 1 |
| Projectile Motion | 1 |
| Circular Motion | 1 |
| Error in Measurement | 1 |
| Semiconductors | 1 |
| Electromagnetic Waves & Communication | 2 |
| Modern Physics | 1 |
| Nuclear Physics | 1 |
| Geometrical Optics & Physical Optics | 1 |
| Wave Optics | 2 |
| SHM | 2 |
JEE Main 18th March Shift 1 Physics Chapter Wise Weightage
The chapter-wise weightage of Physics in JEE Main 18th March Shift 1 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 27% |
| Heat & Thermodynamics | 7% |
| Mechanics | 40% |
| Modern Physics | 17% |
| Optics | 7% |
| SHM & Waves | 3% |
JEE Main 18th March Shift 1 Physics Topic Wise Weightage
The topic-wise weightage of Physics in JEE Main 18th March Shift 1 is as follows -
| Name of the Topic | Total No. of Questions |
| Capacitance | 2 |
| Current Electricity | 1 |
| Electro Magnetic Field | 1 |
| Electrostatics | 1 |
| Electro-Magnetic Induction | 1 |
| Alternating Current | 2 |
| KTG & Thermodynamics | 2 |
| Rigid Body Dynamics | 1 |
| Centre of Mass | 1 |
| Rectilinear Motion & Vectors | 2 |
| Gravitation | 2 |
| Fluid Mechanics & Properties of Matter | 1 |
| Work, Power & Energy | 1 |
| Relative Motion | 1 |
| Elasticity & Viscosity | 1 |
| Error in Measurement | 2 |
| Semiconductors | 1 |
| Electromagnetic Waves & Communication | 1 |
| Modern Physics | 2 |
| Nuclear Physics | 1 |
| Geometrical Optics & Physical Optics | 1 |
| Wave Optics | 1 |
| SHM | 1 |
JEE Main 17th March Shift 2 Physics Chapter Wise Weightage
The chapter-wise weightage of Physics in JEE Main 17th March Shift 2 exam is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 23% |
| Heat & Thermodynamics | 7% |
| Mechanics | 33% |
| Modern Physics | 17% |
| Optics | 3% |
| SHM & Waves | 10% |
JEE Main 17th March Shift 2 Physics Topic Wise Weightage
The topic-wise weightage of Physics in JEE Main 17th March Shift 2 exam is as follows -
| Name of the Topic | Total No. of Questions |
| Capacitance | 1 |
| Current Electricity | 2 |
| Electro Magnetic Field | 1 |
| Electrostatics | 1 |
| Alternating Current | 2 |
| KTG & Thermodynamics | 2 |
| Rigid Body Dynamics | 1 |
| Centre of Mass | 2 |
| Rectilinear Motion & Vectors | 2 |
| Gravitation | 1 |
| Fluid Mechanics & Properties of Matter | 1 |
| Friction | 1 |
| Newton's Laws of Motion | 1 |
| Work, Power & Energy | 1 |
| Electromagnetic Waves & Communication | 3 |
| Modern Physics | 2 |
| Geometrical Optics and Physical Optics | 1 |
| SHM | 3 |
JEE Main 17th March Shift 1 Physics Chapter Wise Weightage
Physics chapter-wise weightage of JEE Main 17th March Shift 1 is as follows -
| Name of Chapter | Weightage |
| Electrodynamics | 17% |
| Heat & Thermodynamics | 13% |
| Mechanics | 40% |
| Modern Physics | 20% |
| Optics | 3% |
| SHM & Waves | 7% |
JEE Main 17th March Shift 1 Physics Topic Wise Weightage
Physics topic-wise weightage of JEE Main 17th March Shift 1 is as follows -
| Name of the Topic | Total No. of Questions |
| Capacitance | 1 |
| Current Electricity | 2 |
| Electro-Magnetic Induction | 1 |
| Alternating Current | 1 |
| Heat Transfer | 1 |
| KTG & Thermodynamics | 3 |
| Rigid Body Dynamics | 4 |
| Centre of Mass | 1 |
| Rectilinear Motion & Vectors | 1 |
| Gravitation | 1 |
| Friction | 1 |
| Surface Tension | 1 |
| Error in Measurement | 1 |
| Circular Motion | 1 |
| Semiconductors | 1 |
| Electromagnetic Waves & Communication | 1 |
| Modern Physics | 4 |
| Geometrical Optics & Physical Optics | 1 |
| SHM | 2 |
JEE Main 16th March Shift 2 Physics Chapter Wise Weightage
The chapter-wise weightage of Physics in JEE Main 16th March Shift 2 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 17% |
| Heat & Thermodynamics | 10% |
| Mechanics | 30% |
| Modern Physics | 20% |
| Optics | 7% |
| SHM & Waves | 7% |
JEE Main 16th March Shift 2 Physics Topic Wise Weightage
The topic-wise weightage of Physics in JEE Main 16th March Shift 2 is as follows -
| Name of the Topic | Total No. of Questions |
| Capacitance | 1 |
| Current Electricity | 1 |
| Electro Magnetic Field | 1 |
| Electro-Magnetic Induction | 1 |
| Alternating Current | 1 |
| Heat & Transfer | 1 |
| KTG & Thermodynamics | 2 |
| Rigid Body Dynamics | 2 |
| Centre of Mass | 1 |
| Rectilinear Motion & Vectors | 1 |
| Gravitation | 1 |
| Friction | 1 |
| Relative Motion | 1 |
| Elasticity & Viscosity | 1 |
| Newton's Law of Motion | 1 |
| Semiconductors | 1 |
| Electromagnetic Waves & Communication | 1 |
| Modern Physics | 1 |
| Nuclear Physics | 3 |
| Geometrical Optics and Physical Optics | 1 |
| Wave Optics | 1 |
| SHM | 1 |
| Sound Waves | 1 |
JEE Main 16th March Shift 1 Physics Chapter Wise Weightage
The chapter-wise weightage of Physics in JEE Main 16th March Shift 1 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 23% |
| Heat & Thermodynamics | 7% |
| Mechanics | 30% |
| Modern Physics | 27% |
| Optics | 7% |
| SHM & Waves | 3% |
JEE Main 16th March Shift 1 Physics Topic Wise Weightage
The topic-wise weightage of Physics in JEE Main 16th March Shift 1 is as follows -
| Name of the Topic | Total No. of Questions |
| Capacitance | 1 |
| Current Electricity | 2 |
| Electro Magnetic Field | 1 |
| Electro-Magnetic Induction | 1 |
| Alternating Current | 2 |
| Heat Transfer | 1 |
| KTG & Thermodynamics | 1 |
| Rigid Body Dynamics | 2 |
| Rectilinear Motion & Vectors | 1 |
| Gravitation | 1 |
| Fluid Mechanics & Properties of Matter | 1 |
| Friction | 1 |
| Error in Measurement | 2 |
| Circular Motion | 1 |
| Semiconductors | 2 |
| Electromagnetic Waves & Communication | 3 |
| Modern Physics | 3 |
| Geometrical Optics & Physical Optics | 1 |
| Wave Optics | 1 |
| SHM | 1 |
JEE Main 24th Feb Shift 1 Physics Chapter Wise Weightage
The Physics chapter wise weightage for JEE Main 24th Feb Shift 1 is as follows –
Name of the Chapter | Weightage |
Electrodynamics | 17% |
Heat & Thermodynamics | 17% |
Mechanics | 37% |
Modern Physics | 20% |
Optics | 7% |
SHM & Waves | 3% |
JEE Main 24th Feb Shift 1 Physics Topic Wise Weightage
The topic-wise weightage of JEE Main 24th Feb 2021 Shift 1 is as follows -
Name of the Topic | Total No. of Questions |
Capacitance | 1 |
Current Electricity | 2 |
Electrostatics | 1 |
Alternating Current | 1 |
Heat Transfer | 1 |
KGT & Thermodynamics | 2 |
Calorimeter & Thermal Expansion | 2 |
Rigid Body Dynamics | 1 |
Centre of Mass | 1 |
Rectilinear Motion & Vectors | 1 |
Gravitation | 3 |
Unit & Dimension | 2 |
Friction | 2 |
Surface Tension | 1 |
Semiconductors | 2 |
Electromagnetic Waves & Communication | 1 |
Modern Physics | 3 |
Geometrical Optics & Physical Optics | 1 |
Wave Optics | 1 |
SHM | 1 |
JEE Main 24th Feb Shift 2 Physics Chapter Wise Weightage
The Physics chapter weightage in JEE Main 24th Feb Shift 2 exam is as follows -
Name of the Chapter | Weightage |
Electrodynamics | 20% |
Heat & Thermodynamics | 10% |
Mechanics | 23% |
Modern Physics | 27% |
Optics | 3% |
SHM & Waves | 13% |
JEE Main 24th Feb Shift 2 Physics Topic Wise Weightage
The topic-wise weightage of JEE Main 24th Feb Shift 2 Physics is as follows -
Name of the Topic | Total No. of Questions |
Current Electricity | 1 |
Electromagnetic Field | 1 |
Electrostatics | 2 |
Electro-Magnetic Induction | 1 |
Alternating Current | 1 |
KGT & Thermodynamics | 3 |
Rigid Body Dynamics | 1 |
Centre of Mass | 2 |
Rectilinear Motion & Vectors | 1 |
Gravitation | 1 |
Elasticity & Viscosity | 1 |
Error in Measurement | 1 |
Semiconductors | 3 |
Electromagnetic Waves & Communication | 1 |
Modern Physics | 4 |
Wave Optics | 1 |
SHM | 2 |
Sound Waves | 1 |
String Wave | 1 |
JEE Main 25th Feb Shift 2 Physics Chapter Wise Weightage
The chapter-wise weightage of Physics in JEE Main 25th Feb Shift 2 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 23% |
| Heat & Thermodynamics | 10% |
| Mechanics | 20% |
| Modern Physics | 27% |
| Optics | 3% |
| SHM & Waves | 13% |
JEE Main 25th Feb Shift 2 Physics Topic Wise Weightage
The topic-wise weightage for Physics in JEE Main 25th Feb Shift 2 is as follows -
| Topic | Total No. of Questions |
| Capacitance | 1 |
| Current Electricity | 1 |
| Electro Magnetic Field | 1 |
| Electrostatics | 3 |
| Alternating Current | 1 |
| KTG & Thermodynamics | 3 |
| Rigid Body Dynamics | 1 |
| Rectilinear Motion & Vectors | 2 |
| Gravitation | 1 |
| Unit & Dimension | 1 |
| Work, Power & Energy | 1 |
| Semiconductors | 3 |
| Electromagnetic Waves & Communication | 1 |
| Modern Physics | 4 |
| Wave Optics | 1 |
| SHM | 3 |
| String Wave | 1 |
JEE Main 25th Feb Shift 1 Physics Chapter Wise Weightage
The chapter weightage of Physics in JEE Main 25th Feb Shift 1 exam is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 23% |
| Heat & Thermodynamics | 10% |
| Mechanics | 30% |
| Modern Physics | 13% |
| Optics | 10% |
| SHM & Waves | 7% |
JEE Main 25th Feb Shift 1 Physics Topic Wise Weightage
The topic-wise weightage of Physics in JEE Main 25th Feb shift 1 is as follows -
| Name of the Topic | Total No. of Questions |
| Electromagnetic Field | 3 |
| Electrostatics | 2 |
| Electro-Magnetic Induction | 2 |
| KTG & Thermodynamics | 3 |
| Rectilinear Motion & Vectors | 1 |
| Gravitation | 3 |
| Unit & Dimension | 1 |
| Elasticity & Viscosity | 1 |
| Circular Motion | 1 |
| Work, Power & Energy | 1 |
| Error in Measurement | 1 |
| Semiconductors | 1 |
| Electromagnetic Waves & Communication | 1 |
| Modern Physics | 1 |
| Nuclear Physics | 1 |
| Geometrical Optics & Physical Optics | 2 |
| Wave Optics | 1 |
| SHM | 1 |
| Sound Waves | 1 |
Physics Chapter Wise Weightage for JEE Main 25th Feb Shift 2
The chapter-wise weightage of Physics in JEE Main 25th Feb Shift 2 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 23% |
| Heat & Thermodynamics | 10% |
| Mechanics | 20% |
| Modern Physics | 27% |
| Optics | 3% |
| SHM & Waves | 13% |
Physics Topic Wise Weightage for JEE Main 25th Feb Shift 2
The topic-wise weightage for Physics in JEE Main 25th Feb Shift 2 is as follows -
| Topic | Total No. of Questions |
| Capacitance | 1 |
| Current Electricity | 1 |
| Electro Magnetic Field | 1 |
| Electrostatics | 3 |
| Alternating Current | 1 |
| KTG & Thermodynamics | 3 |
| Rigid Body Dynamics | 1 |
| Rectilinear Motion & Vectors | 2 |
| Gravitation | 1 |
| Unit & Dimension | 1 |
| Work, Power & Energy | 1 |
| Semiconductors | 3 |
| Electromagnetic Waves & Communication | 1 |
| Modern Physics | 4 |
| Wave Optics | 1 |
| SHM | 3 |
| String Wave | 1 |
Physics Chapter Wise Weightage of JEE Main 26th Feb Shift 1
The chapter-wise weightage of Physics in JEE Main 26th Feb Shift 1 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 20% |
| Heat & Thermodynamics | 7% |
| Mechanics | 40% |
| Modern Physics | 20% |
| Optics | 3% |
| SHM & Waves | 7% |
Physics Topic Wise Weightage of JEE Main 26th Feb Shift 1
The topic-wise weightage of JEE Main 26th Feb Shift 1 is as follows -
| Topic | Total No. of Questions |
| Capacitance | 1 |
| Current Electricity | 1 |
| Electrostatics | 2 |
| Alternating Current | 2 |
| Heat Transfer | 1 |
| KTG & Thermodynamics | 1 |
| Rigid Body Dynamics | 1 |
| Centre of Mass | 1 |
| Gravitation | 3 |
| Unit & Dimension | 1 |
| Friction | 1 |
| Surface Tension | 1 |
| Elasticity & Viscosity | 1 |
| Circular Motion | 1 |
| Newton's Law of Motion | 2 |
| Semiconductors | 2 |
| Electromagnetic Waves & Communication | 2 |
| Modern Physics | 2 |
| Wave Optics | 1 |
| SHM | 1 |
| String Wave | 1 |
Physics Chapter Wise Weightage of JEE Main 26th Feb Shift 2
The chapter-wise weightage of Physics in JEE Main 26th Feb Shift 2 is as follows -
| Name of the Chapter | Weightage |
| Electrodynamics | 20% |
| Heat & Thermodynamics | 7% |
| Mechanics | 23% |
| Modern Physics | 20% |
| Optics | 10% |
| SHM & Waves | 17% |
Physics Topic Wise Weightage of JEE Main 26th Feb Shift 2
The topic-wise weightage of Physics in JEE Main 26th Feb Shift 2 is as follows -
| Name of the Topic | Total No. of Questions |
| Current Electricity | 1 |
| Electrostatics | 3 |
| Electro-Magnetic Induction | 1 |
| Alternating Current | 1 |
| KTG & Thermodynamics | 2 |
| Rigid Body Dynamics | 1 |
| Rectilinear Motion & Vectors | 1 |
| Gravitation | 1 |
| Gravitation | 1 |
| Elasticity & Viscosity | 1 |
| Newton's Law of Motion | 1 |
| Projectile Motion | 1 |
| Semiconductors | 2 |
| Electromagnetic Waves & Communication | 1 |
| Modern Physics | 2 |
| Nuclear Physics | 1 |
| Geometrical Optics & Physical Optics | 3 |
| SHM | 4 |
| Sound Waves | 1 |
JEE Main March 2021 Exam Analysis
You can click on the links below to check the shift wise exam analysis of JEE Main March 2021 –
Also Check
JEE Main February 2021 Exam Analysis
The shift wise exam analysis of JEE Main February 2021 is as follows -
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