Legend

Master

Expert

Star

Rising Star

India

Kota, Rajasthan, India

You tube channel:
PHYSICS MANTRAS BY PRAVEEN KUMAR

IIT BOMBAY

Ex HOD and Vice President, Nucleus Education, Kota

ALLEN CAREER INSTITUTE, KOTA

CAREER POINT, KOTA

RESONANCE, KOTA

Outstanding! You are an Unacademy Hall of Famer. 'Nuff said.

100k minutes

WOW! You are part of an elite few with this rare accomplishment. Our hats off to you!

50k minutes

Sensational! We are proud to call you an Unacademy veteran. Onwards and upwards!

10k minutes

Your perseverance is inspirational. Cherish this huge moment, you’ve earned it!

5k minutes

Woohoo! You’re officially a learning rockstar. Keep racking up more thousands!

1000 minutes

You deserve this honour for all the hard work! 500 is a big milestone. Keep going higher and faster!

500 minutes

Your first century, you did it! Go ahead, tell the world. 

100 minutes

Woot! You're halfway to a century of learning minutes. Keep going strong!

50 minutes

Congratulations on your first learning milestone! Here's to many more in the future. 

10 minutes

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Happy Teachers' Day

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Happy Teachers' Day Hat 2022

Dedicate this special Teachers’ Day Hat to appreciate the efforts of your favorite educator

Happy Teachers' Day Hat 2021

Happy Teachers' Day Hat

IIT JEE

Praveen Kumar Pachauri

In the class educator Praveen kumar pachauri ( PKR Sir ) will cover all concepts of Centre of Mass. This class will be useful to all students of class 11, 12 and 13.

IIT JEE 2020 and 2021 Main and Advanced exam preparation. Know about detailed syllabus, best books, exam pattern and dates. Cover previous year question papers and book solutions from great educators.

JEE Main and Advanced Preparation

Mega Revision class : Centre of Mass

Physics

Center of Mass and Collision

In the class educator Praveen kumar pachauri ( PKR Sir ) will cover all concepts of Rotatinal Motion. This class will be usefull to all students of class 11, 12 and 13.

Mega revision class : Rotational Motion

Rotational Motion

In this course Praveen Kumar Pachauri ( pkr sir) will teach Optical instruments

Optical Instruments Part 2

Geometrical Optics

This session, educator Praveen Kumar (PKR Sir) will be conducting live class covering entire concepts of Dispersion and Optical Instruments. This session will be helpful to all IIT JEE Advanced 2023- 24 aspirants. This session will be conducted in Hinglish and notes will be provided in English.

Dispersion and Optical Instruments

Geometrical & Wave Optics

In this class, educator Praveen Kumar will take all your doubts related to class 11 and 12 topics . It will be helpful to all JEE Aspirants. This session will be conducted in Hinglish and notes will be provided in English.

Doubt Clearing Session

Electricity & Magnetism

This session, educator Praveen Kumar (PKR Sir) will be conducting Live Quiz on Simple Harmonic Motion. This session will be helpful to all IIT JEE Advanced 2023 aspirants. This session will be conducted in Hinglish and notes will be provided in English.

One Shot Revision of Kinematics 1 D

Kinematics-1D and Calculus

Free Classes

AIR-42 in JEE, INChO Gold Medalist, INPHO qualified, former faculty at Resonance (Kota) & Nucleus (Kota)

Prashant Jain

An IITian himself, PKR sir mentored many single-digit AIRs over the past 15 years and is a well-known personality in the field of Physics!

Sanjay Sodhani is an ex-Allen faculty and is well-known for his tricks and tips for Inorganic Chemistry.

Sanjay Sodhani

EMERGE for Class 11: JEE Main 2022

Plus Group for batch 92N13126

Join our specialized Class 11 batch for IIT JEE 2026 aspirants. Led by experienced educators with a track record for generating top rankers, this program offers comprehensive coverage of Chemistry, Physics, and Mathematics syllabus along with expert strategies, invaluable tips, and practice sessions. Additionally, dedicated doubt-solving sessions ensure that all doubts are instantly resolved. The batch has been designed for learners at any stage of their learning journey, with live classes held in the evening on weekdays. Classes will be held in Hinglish for ease of understanding and English notes will be provided.

Maverick IIT JEE

Mathematics

Chemistry

Physical Chemistry

Inorganic Chemistry

Organic Chemistry

Mechanics

Thermal Physics

Algebra

Geometry

Trigonometry

Solid & Fluid Mechanics

Waves

Basics & Laboratory

Fundamental of Mathematics

Miscellaneous

Vectors and Three Dimensional Geometry

Functions and Their Graphs

IIT Bombay | Taught AIR 1, AIR 20 in JEE Advanced | Tutored INCHO AIR 60 | Mentored multiple 100 percentiles!

Sachin Rana

The topmost Physical chemistry educator, BJ sir have mentored large number of Top-100 rankers including AIR-1 in his 15 years of experience.

Brijesh Jindal

An IIT-Delhi alumnus, mentor to top AIRs like 12 & 24, a specialist in Calculus, former faculty at Bansal Classes, Vibrant Academy & Etoos.

Manoj Chauhan

◇Inorganic Chemistry Expert
◇Mentor of 100 percentilers and many iitians and nitian
◇15+ year experienced 

Piyush Maheshwari

EVOLVE for Class 12: JEE Main 2021

Plus Group for batch SW6K1JSP

Join our specialized Class 12 batch for IIT JEE 2025 aspirants. Led by experienced educators with a track record for generating top rankers, this program offers comprehensive coverage of Chemistry, Physics, and Mathematics syllabus along with expert strategies, invaluable tips, and practice sessions. Additionally, dedicated doubt-solving sessions ensure that all doubts are instantly resolved. The batch has been designed for learners at any stage of their learning journey, with live classes held in the evening on weekdays. Classes will be held in Hinglish for ease of understanding and English notes will be provided.

Nexus IIT JEE

Modern Physics

Calculus

B-Tech from IIT Dhanbad. Taught Chemistry at Resonance Kota.AIR 3404 in JEE Advance 2016 

Mana Ram

Sushil Kumar

Mentored 1000+ students for IIT JEE. I have done my Btech from NIT Jalandhar.

Anjesh Kumar Verma

GKG Sir has over two decades of experience teaching Chemistry to JEE aspirants, and in last 15 years Sir has impacted 50k+ students in Kota 

Girish Gupta

Chaitanya Maharishi

Hemant Soni

Manish Kumar Arora

Akash Singh

B.Tech+M.Tech+13 years of teaching Experience, Ex-Resonance Faculty, Mentor of AIR-7(stage-II), rank-7 10 20 25 27 65(NTSE-I) NMTC,IJSO-NSEJ

Tarun Dadhich

Chetan Kumar Soni

Vijay Sharma

Jitesh Pareek

IIT JEE 

Plus Group for batch HZHFZAZF

Enrolling in this batch will help you with end-to-end preparation for JEE Main and JEE Advanced Exams. In this batch Praveen Kumar Pachauri (PKR Sir), Vijay Kumar Sharma (VJS Sir), Girish Kumar Gupta (GKG Sir), Jitesh Pareek (JP Sir), Manish Arora (MA Sir) will cover the entire course of Class 12th for Mathematics, Physics, Physical Chemistry, Inorganic Chemistry, Organic Chemistry. The course will be completed in 12 Months. It will be covered in  Hinglish  and the notes will be provided in English in the discussion forum. PDF of ELP and Practice booklets will be provided and Enrolling in this batch will be the one-stop solution to prepare for it with clarity in the concepts and for end-to-end preparation.

Kota IIT JEE 2025 Excel 8

Plus Group for batch NL9CVIMX

Enrolling in this batch will help you with end-to-end preparation for JEE Main and JEE Advanced Exams. In this batch Praveen Kumar Pachauri (PKR Sir), Vijay Kumar Sharma (VJS Sir), Girish Kumar Gupta (GKG Sir), Jitesh Pareek (JP Sir), Manish Arora (MA Sir) will cover the entire course of Class 12th for Mathematics, Physics, Physical Chemistry, Inorganic Chemistry, Organic Chemistry. The course will be completed in 12  Months. It will be covered in  Hinglish  and the notes will be provided in English in the discussion forum. PDF of ELP and Practice booklets will be provided and Enrolling in this batch will be the one-stop solution to prepare for it with clarity in the concepts and for end-to-end preparation.

Kota IIT JEE 2025 Excel 7

Batches

In this course, Praveen Kumar Pachauri Sir will provide in-depth knowledge of Physics. The course will
be helpful for aspirants preparing for IIT JEE. All doubts related to the topic will be
clarified during the doubt-clearing sessions in the course. The course will be covered in Hinglish and the notes will be provided in English.

Complete Course on Physics JEE 2026

Unit & Dimension - Part I

In this course, Praveen Kumar Pachauri will provide in-depth knowledge of Simple Harmonic Motion. The course will be helpful for aspirants preparing for IIT JEE. Learners at any stage of their preparation will be benefited by the course. All doubts related to the topic will be clarified during the doubt clearing sessions in the course. The course will be covered in Hindi/English and the notes will be provided in English.

Detailed Course on Simple Harmonic Motion

Mass Spring System - Part -II

In this course, Praveen Kumar will provide in-depth knowledge of Geometrical Optics. The course will be helpful for aspirants preparing for IIT JEE. Learners at any stage of their preparation will be benefited from the course. Class dates and timings along with topic details are given below. The course will be completed in 12 days which comprises 10 classes with a duration of 90 minutes each. The course will be covered in Hindi & English and the notes will be provided in English.

Detailed Course on Geometrical Optics

Reflection at plane Surface - Part - I

In this course, Praveen Kumar will provide in-depth knowledge of Geometrical Optics. The course will be helpful for aspirants preparing for IIT JEE Exam. Learners at any stage of their preparation will be benefited from the course. All doubts related to the topic will be clarified during the doubt clearing sessions in the course. Class dates and timings along with topic details are given below. The course will be covered in Hindi & English and the notes will be provided in English.

Optical Instruments

Mega Quiz

In this course, Praveen Kumar Pachauri will provide in-depth knowledge of Electrodynamics. The course will be helpful for aspirants preparing for IIT JEE Exam. Learners at any stage of their preparation will be benefited from the course. All doubts related to the topic will be clarified during the doubt clearing sessions in the course. Class dates and timings along with topic details are given below. The course will be covered in Hindi & English and the notes will be provided in English.

Course on Electrodynamics for JEE Advance

Nuclear Physics - Part II

In this course, Praveen Kumar will provide in-depth knowledge of Work, Power and Energy. The course will be helpful for aspirants preparing for IIT JEE. Learners at any stage of their preparation will be benefited from the course. All doubts related to the topic will be clarified during the doubt clearing sessions in the course. Class dates and timings along with topic details are given below. The course will be covered in Hindi & English and the notes will be provided in English.

Praveen Kumar Pachauri

Master

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27K Followers

Free Classes

Mega Revision class : Centre of Mass

Mega revision class : Rotational Motion

Optical Instruments Part 2

Dispersion and Optical Instruments

Doubt Clearing Session

One Shot Revision of Kinematics 1 D

Batches

IIT JEE

Complete Course on Physics JEE 2026

Detailed Course on Simple Harmonic Motion

Detailed Course on Geometrical Optics

Detailed Course on Geometrical Optics

Course on Electrodynamics for JEE Advance

Perfect Course on Work, Power and Energy

Practices

Praveen Kumar Pachauri

Master .css-1icgrfo-StyledTypography{font-weight:600;text-transform:initial;}.css-kc26im-StyledTypography{margin:0;color:var(--color-text-secondary);font-weight:600;text-transform:initial;}

•

27K Followers

Free Classes

Mega Revision class : Centre of Mass

Mega revision class : Rotational Motion

Optical Instruments Part 2

Dispersion and Optical Instruments

Doubt Clearing Session

One Shot Revision of Kinematics 1 D

Batches

IIT JEE

Complete Course on Physics JEE 2026

Detailed Course on Simple Harmonic Motion

Detailed Course on Geometrical Optics

Detailed Course on Geometrical Optics

Course on Electrodynamics for JEE Advance

Perfect Course on Work, Power and Energy

Practices

Master