NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. (i) line charge is cylindrical. They are two independent ways of conceptualizing the effect that an electric charge has on the space surrounding it. where, is work done in taking charge q0 from A to B against of electrostatic force. The SI derived unit of electric potential is the volt (in honor of Alessandro Volta), which is why a difference in electric potential between two points is known as voltage. Electrostatic Potential and Capacitance class 12 Notes. Electrostatic Potential and Capacitance Important Questions for CBSE Class 12 Physics Electrostatic Potential. The equation given above for the electric potential (and all the equations used here) are in the forms required by SI units. (c) Electric field is always normal to equipotential surface at every point of it and directed from one equipotential surface at higher potential to the equipotential surface at lower potential. Like the video? NCERT Solutions, NCERT Exemplars, Revison Notes, Free Videos, CBSE Papers, MCQ Tests & more. NOTE: (i) Electric field is in the direction of which the potential decreases steepest. The potential at a point due to a positive charge is positive while due to negative charge, it is negative. Electric Potential (V) Electric potential at any point is equal to the work done per positive charge in carrying it from infinity to that point in electric field. There we offer all kind of offline and online course which will help you for better preparations. Performance & security by Cloudflare, Please complete the security check to access. Subscribe Now and get such videos daily! Sitemap Your email address will not be published. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Electric potential is somewhat that relates to the potential energy. Also, it is the work that needs to be done to move a unit charge from a reference point to a precise point inside the field with production acceleration.Moreover, over in this topic, we will learn the electric potential, electric potential formula, formula’s derivation, and solved example. I loved the way each topic is presented upon basics followed by problem solving and quality assignments. 19. 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On equatorial line of an electric dipole. Electric potential An electric potential is defined as the amount of electric potential energy that a unitary point electric charge would have if located at any point of space. Electrostatic Potential at a Point: It is the work done by per unit charge by an external agency, in bringing a charge from infinity to that point. Your email address will not be published. Potential difference between the plates is thus reduced. The work required to transfer a unit positive electric charge from an infinite distance to a given point against an electric field. According to classical electrostatics, an electric potential is a scalar quantity denoted by V, equal to the electric potential energy of any charged particle at any location (measured in joules) divided by the charge of that particle (measured in coulombs). Even if you wish to have an overview of a chapter, quick revision notes are here to do if for you. Revision notes in exam days is one of the best tips recommended by teachers during exam days. In this way we can also conclude that the field inside the shell (hollow conductor) will be zero. The electric potential energy of any given charge or system of changes is termed as the total work done by an external agent in bringing the charge or the system of chargesfrom infinity to the present configuration without undergoing any acceleration. The separation between equipotential surface is large than the electric field is weak. Become A Teacher Electrostatic Shielding The process which involves the making of a region free from any electric field is known as electrostatic shielding. We there provide all kind of online and offline courses as per student convenience for better preparation. CBSE Reduced Syllabus by 30% for Session 2020-21, When CBSE will Conduct Remaining Exams (COVID-19), CBSE Board Exams Postponed Till March 31, 2020, List of Centres where CBSE Exam is Postponed on 26 and 27 Feb 2020, The electrostatic potential at a point with position vector r due to a point dipole of dipole moment p place at the origin. 6. Demo Videos 5. Variants of the centimetre gram second system of units included a number of different units for electric potential, including the abvolt and the statvolt. 11 Equipotential Surface A surface which have same electrostatic potential at every point on it, is known as equipotential surface. GST As Applicable Extra*. ∆U = UB-UA =WAB (d) Work done in moving a test charge from one point of equipotential surface to other is zero. in the direction of decreasing potential. Potential Energy in an External Field For more details related to all other topics which come in all kind of bank exams, you can visit our site www.takshilalearning.com. Electric potential, V = W / q. Note: Discount Not Available For IFRS Course, CBSE Class 12 Physics Notes Electrostatics - Electric potential, Important English Questions on Error Spotting, Problems on Mixtures and Alligations For IBPS PO & CLERK. Cloudflare Ray ID: 5ea841cb3cb9fe06 How to Create Worksheets using Test Generator? I loved the way each topic is presented upon basics followed by problem solving and quality assignments. For best study material, solutions, question bank, keynotes, practice papers of Class 12 Physics, visit our site www.takshilalearning.com. • This fact simplifies calculations significantly since the addition of potential (scalar) fields is much easier than the addition of the electric (vector) fields. The surface of a conductor is always equipotential. NOTE: As, work done on a test charge by the electrostatic field due to any given charge configuration is independent of the path, hence potential difference is also same for any path. Potential energy of a dipole in a uniform electric field E is given by Also, the line integral of electric field from initial position A to final position B along any path is termed as potential difference between two points in an electric field, i.e.

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