Name: Master Class 12 Physics with R.K. Mishra Sir
Brand: Ravish Kumar Mishra

About R.K. Mishra Sir

R.K. Mishra Sir is an experienced Physics educator with 16+ years of teaching experience, specializing in CBSE Class 11 & 12 Physics and JEE/NEET preparation.

He has served as a Physics Faculty at FIITJEE Chennai and as HOD Physics at DPS Faridabad, and currently works as Vice Principal (Academics) at Rawal International School, Faridabad.

With a strong academic background in Engineering, Advanced Physics, and Management, R.K. Mishra Sir combines deep subject knowledge with practical classroom experience to make Physics simple, conceptual, and application-oriented.

Over the years, his guidance has helped 100+ students achieve success in IIT/JEE and NEET, while his mentoring and teaching have been recognized through several educational awards.

Through Conceptual Physics India, his mission is to make high-quality Physics education accessible to students and help them develop the conceptual clarity, problem-solving ability, and confidence required to excel in Class 12 Board examinations and competitive exams.

His teaching philosophy is simple:

«“Don't just memorize Physics — understand it, visualize it, and apply it.”»

16+ Year of Experience in Teaching Physics I IIT M Alumni

Ravish Kumar Mishra

Refund Policy

Last Updated: 9 September 2026

Thank you for purchasing the Class 12 Physics Master Book from Conceptual Physics India by R.K. Mishra Sir.

As this is a digital educational product, the following refund policy applies.

1. Digital Product – No Routine Refund

Once payment has been successfully completed and the digital Master Book has been delivered, downloaded or made available to the purchaser, the purchase is generally non-refundable.

This is because digital educational content can be copied or accessed immediately after delivery.

2. Duplicate Payment

If you have accidentally made two payments for the same product, please contact us with the relevant transaction details.

After verification, the duplicate payment may be refunded.

3. Payment Deducted but Product Not Received

If your payment has been successfully deducted but you have not received access to the Master Book, please contact us.

We will verify the transaction and, where the payment is confirmed, provide the purchased material or take appropriate action.

4. Technical Problems

If you are unable to access or download the purchased material because of a genuine technical problem on our side, please contact us.

We will make reasonable efforts to resolve the issue or provide an alternative method of accessing the purchased material.

5. Incorrect Purchase

Please carefully check the product name, class, subject and other details before making payment.

A refund will generally not be provided because a customer purchased the wrong product or changed their mind after receiving/accessing the digital material.

6. Unauthorised Distribution

No refund will be provided where access has been terminated because of unauthorised sharing, redistribution, resale or other misuse of the educational material.

7. Refund Processing

Where a refund is approved, it will normally be processed through the original payment method, subject to payment-gateway and banking timelines.

8. Contact for Refund Requests

For any refund-related query, please contact us with:

- Name used during purchase
- Email address/mobile number used for purchase
- Order/payment ID
- Date of payment
- Description of the issue

Refund requests will be reviewed on a case-by-case basis where applicable.

By purchasing the Class 12 Physics Master Book, you acknowledge and agree to this Refund Policy.

📚 MasterClass 12 Physics with R.K. Mishra SirWelcome to a focused learning experience designed exclusively for CBSE Class 12 Physics students. This program/book is created to help students understand every important concept of the Class 12 Physics syllabus, strengthen problem-solving skills, and prepare confidently for their Board examinations as well as competitive exams.What to Expect• Complete coverage of the Class 12 Physics syllabus in a systematic manner.• Clear, concept-based explanations of every chapter.• Important formulas, derivations, graphs, diagrams, and key concepts.• Carefully selected numerical problems and exam-oriented questions.• CBSE Board-focused preparation with emphasis on commonly tested concepts.• Additional JEE/NEET-level problems for students who want to take their preparation beyond Boards.• Chapter-wise revision and practice to build confidence before examinations.Key Highlights⭐ Complete Class 12 Physics Coverage⭐ Conceptual explanations in simple and easy-to-understand language⭐ Important Board examination questions⭐ Numerical problem-solving techniques⭐ Formula revision and quick-revision concepts⭐ NCERT-aligned preparation⭐ JEE &amp; NEET-oriented questions for competitive preparation🎯 Our PurposeThe goal is simple — make Class 12 Physics easier to understand, easier to revise, and easier to score.With the guidance of R.K. Mishra Sir, students can develop strong fundamentals and learn how to approach Physics problems logically rather than relying only on memorization.Whether your target is 95+ in CBSE Physics, a strong JEE/NEET foundation, or simply mastering Class 12 Physics, this learning resource is designed to support your journey.Learn the Concept. Master the Problem. Score with Confidence.

https://youtube.com/shorts/OkKeYfy0yn0?si=gyw9lsVic143x3a-

Class XII Physics Score 95+ in CBSE 

Privacy Policy

Last Updated: 9 September 2026

Conceptual Physics India by R.K. Mishra Sir respects your privacy and is committed to protecting the personal information provided by students, parents, customers and website visitors.

This Privacy Policy explains how information may be collected, used and protected when you use our website and purchase our educational products.

1. Information We May Collect

Depending on how you use our website, we may collect information such as:

- Name
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We do not require students to provide unnecessary personal information to purchase educational material.

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Payments may be processed through third-party payment service providers such as the payment gateway integrated with our website.

We generally do not directly store complete debit-card, credit-card, banking passwords, UPI PINs or other sensitive payment credentials on our website.

Payment information is handled according to the applicable policies and security practices of the payment service provider.

3. How We Use Your Information

Information collected may be used to:

- Process and confirm purchases.
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- Provide customer support.
- Respond to enquiries.
- Resolve payment or technical problems.
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- Improve our website and educational services.
- Communicate important information regarding your purchase.

4. Communication

If you provide your email address or mobile number, we may use it to communicate with you regarding your purchase, access to educational material, customer support or important service-related information.

Marketing or promotional communication, where applicable, will be handled in accordance with applicable requirements.

5. Sharing of Information

We do not sell or rent your personal information to third parties.

Information may be shared with trusted service providers when necessary to operate the website and provide services, such as:

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Such information will be shared only as reasonably necessary for providing the relevant service or fulfilling legal obligations.

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You may be able to control cookies through your browser settings.

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We take reasonable technical and organisational measures to protect personal information against unauthorised access, misuse, alteration or disclosure.

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Our educational resources may be used by school students. We encourage parents or guardians to supervise online purchases and the sharing of personal information by minors.

We do not knowingly seek unnecessary personal information from children.

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We are not responsible for the privacy practices of external websites.

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We may retain information for as long as reasonably necessary for order processing, customer support, accounting, legal, security and legitimate business purposes.

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Subject to applicable law, you may contact us to request information about personal data associated with your interaction with our services or to request correction of inaccurate information.

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Any revised version will be published on this page with an updated "Last Updated" date.

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If you have questions regarding this Privacy Policy or the handling of your personal information, please contact us through the contact details available on our website.

By using our website or purchasing our educational products, you acknowledge that you have read and understood this Privacy Policy.

Terms & Conditions

Last Updated: 9 September 2026

Welcome to Conceptual Physics India by R.K. Mishra Sir. By purchasing or accessing the Class 12 Physics Master Book through our website, you agree to the following Terms & Conditions.

1. Product Description

The Class 12 Physics Master Book is a digital educational resource designed to help students prepare for Class 12 Physics examinations and competitive examinations as specified on the product page.

The product may include study notes, concepts, formulas, solved examples, practice questions, diagrams, revision material and other educational content.

2. Digital Product

The Class 12 Physics Master Book is a digital product. After successful payment, the purchaser may receive access to the downloadable PDF or digital study material through the method specified on the website.

No physical book will be delivered unless explicitly mentioned on the product page.

3. Eligibility

You must provide accurate information while making a purchase, including your name, email address and other information required for order processing and delivery.

4. Payment

All payments are processed through the payment gateway available on our website. The price of the product will be clearly displayed before payment.

Once the payment is successfully completed, access to the digital product will be provided according to the delivery process mentioned on the website.

5. Intellectual Property & Copyright

All original content, design, compilation, presentation, branding, graphics and other materials provided as part of the Class 12 Physics Master Book are protected by applicable intellectual-property laws.

The purchased material is licensed for personal educational use only.

You must not:

- Resell or commercially distribute the PDF.
- Upload the book or PDF to Telegram, WhatsApp groups, websites, Google Drive or other public platforms.
- Share your purchased access with other individuals.
- Reproduce or publish the material commercially without written permission.
- Remove copyright notices or branding.
- Claim the material as your own work.

Unauthorised sharing or distribution may result in termination of access and may lead to appropriate legal action.

6. Student Responsibility

The Master Book is an educational support resource. We do not guarantee any particular marks, rank, examination result, admission or selection.

Students are responsible for their own preparation, practice and use of the material.

7. Accuracy of Content

Reasonable efforts are made to ensure that the educational material is accurate and useful. However, minor errors, typographical mistakes or changes in examination patterns, syllabus or educational guidelines may occur.

If an error is identified, we may correct or update the material at our discretion.

8. Technical Issues

If you experience difficulty downloading or accessing the purchased material due to a technical issue, please contact us through the contact details provided on the website.

We will make reasonable efforts to resolve genuine technical problems.

9. Account & Access Security

If access is provided through an account or individual download link, you are responsible for maintaining the confidentiality of your login credentials and access information.

You must not share your account or access credentials with others.

10. Refunds

Because this is a digital educational product, purchases are generally non-refundable once the digital material has been delivered or accessed, except where a refund is required under applicable law or where we approve a refund in accordance with our Refund Policy.

Please read our Refund Policy before making your purchase.

11. Changes to the Product

We reserve the right to update, modify or improve the Master Book, including correcting errors or updating content, without prior notice.

12. Changes to These Terms

We may update these Terms & Conditions from time to time. The latest version published on this page will apply to purchases and use of the website.

13. Contact

For questions regarding the Class 12 Physics Master Book, payment, access or technical issues, please contact us through the contact details available on Conceptual Physics India.

By purchasing the Class 12 Physics Master Book, you confirm that you have read and agreed to these Terms & Conditions.