Question
Easy
Solving time: 2 mins
(a) Find the expression for the potential energy of a system of two point charges and located at and , respectively in an external electric field .
(b) Draw equipotential surfaces due to an isolated point charge and depict the electric field lines.
(c) Three point charges and are initially infinite distance apart. Calculate the work done in assembling these charges at the vertices of an equilateral triangle of side .
Text solutionVerified
(a) Work done in bringing from infinity against the field
Work done on against the field
Work done on against the field due to
Potential energy of the system Total work done in assembling the system
(b)
(c) Work done charge in potential energy
Work done on against the field
Work done on against the field due to
Potential energy of the system Total work done in assembling the system
(b)
(c) Work done charge in potential energy
Was this solution helpful?
51
Share
Report
Found 4 tutors discussing this question
Discuss this question LIVE
7 mins ago
One destination to cover all your homework and assignment needs
Learn Practice Revision Succeed
Instant 1:1 help, 24x7
60, 000+ Expert tutors
Textbook solutions
Big idea maths, McGraw-Hill Education etc
Essay review
Get expert feedback on your essay
Schedule classes
High dosage tutoring from Dedicated 3 experts
Questions from Class 12th Board 2020 - PYQs
Question 2
Easy
Views: 5,631
Question 3
Easy
Views: 6,061
Question 4
Easy
Views: 5,970
Practice questions from Electrostatic Potential and Capacitance in the same exam
Question 1
Easy
Views: 5,542
Question 2
Easy
Views: 5,818
(i) Energy stored in capacitor.
(ii) Energy stored in capacitor.
(iii) Total energy drawn from the battery.
Question 3
Easy
Views: 5,172
Question 4
Easy
Views: 5,770
(b) A capacitor of capacitance is charged by connecting a battery of negligible internal resistance and emf across it. Calculate the amount of charge supplied by the battery in charging the capacitor fully.
Practice more questions from Electrostatic Potential and Capacitance
Question 1
Easy
Views: 5,823
Question 2
Medium
Views: 6,012
Question 3
Easy
Views: 6,251
Question 4
Medium
Views: 6,386
Practice questions on similar concepts asked by Filo students
Question 1
Views: 6,006
Question 2
Views: 5,505
Question 3
Views: 5,343
Question 4
Views: 5,890
Stuck on the question or explanation?
Connect with our Physics tutors online and get step by step solution of this question.
231 students are taking LIVE classes
Question Text | (a) Find the expression for the potential energy of a system of two point charges and located at and , respectively in an external electric field . (b) Draw equipotential surfaces due to an isolated point charge and depict the electric field lines. (c) Three point charges and are initially infinite distance apart. Calculate the work done in assembling these charges at the vertices of an equilateral triangle of side . |
Updated On | Dec 17, 2022 |
Topic | Electrostatic Potential and Capacitance |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 Video solution: 2 |
Upvotes | 258 |
Avg. Video Duration | 3 min |