HC Verma Solutions Class 12 Chapter 29 - Electric Field and Potential

You can find accurate and expert-verified solutions for HC Verma's Chapter 29 on Vedantu. These solutions are prepared by subject matter experts who focus on providing clear, logical, and easy-to-understand methods for every question. The emphasis is on following the correct problem-solving approach to ensure you can tackle similar questions in your exams with confidence.

Yes, the solutions cover all the exercise questions provided at the end of Chapter 29 in the HC Verma 'Concepts of Physics' textbook. This comprehensive coverage ensures that you can practice and verify your approach for every problem in the chapter, leaving no gaps in your preparation for topics like electric dipoles and potential energy in a uniform field.

Yes, these solutions are highly beneficial for competitive exams like JEE and NEET. HC Verma's problems are specifically designed to build advanced problem-solving skills. The solutions help by:

• Explaining the application of complex concepts.
• Providing efficient methods and shortcuts for solving numericals.
• Clarifying common conceptual traps that students often fall into in competitive exams.

While the CBSE syllabus focuses on standard applications of Gauss's Law (for spheres, cylinders, sheets), HC Verma's problems often involve non-symmetrical charge distributions or complex scenarios. These questions require a deeper conceptual understanding of electric flux and symmetry. The solutions guide you on how to choose the appropriate Gaussian surface and apply the law in these challenging, non-standard situations, which is excellent practice for higher-level competitive exams.

First, attempt the problems on equipotential surfaces on your own. When you encounter a difficulty, refer to the solution not just for the answer, but to understand the logic. Pay close attention to how the relationship between the electric field and potential is used. The solutions help visualise why equipotential surfaces are perpendicular to electric field lines and how potential remains constant, solidifying the theoretical concept through practical application.

A common mistake is incorrectly calculating the torque or potential energy of an electric dipole due to sign conventions or angle misinterpretations. Another is confusing the formulas for axial and equatorial fields. The HC Verma solutions address these by providing clear, step-by-step calculations with diagrams, highlighting the correct vector directions and the application of formulas for different configurations, thus helping to prevent these common errors.

In the context of HC Verma problems, electrostatic potential is treated not just as a definition but as a practical tool for calculating work done and potential energy. The solutions demonstrate how to apply the principle of superposition of potentials for a system of charges and how to use the relationship E = -dV/dr to find the electric field from a given potential. This approach links the theoretical definition directly to its problem-solving applications.