Table of Contents
Charging of Insulators

Since charge cannot flow through insulators, neither conduction nor induction can be used to charge, insulators, so in order to charge an insulator friction is used. Whenever an insulator is rubbed against a body exchange of electrons takes place between the two. This results in appearance of equal and opposite charges on the insulator and the other body. Thus the insulator is charged.
For example rubbing of plastic with fur, silk with glass causes charging of these things.
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Reynolds Number
Last modified on:3 years agoReading Time:10MinutesWhat is Reynolds Number? The Reynolds number (Re) is a dimensionless parameter used in fluid mechanics to characterize the flow of a fluid (liquid or gas) around an object or through a conduit. It relates the inertial forces to the viscous forces in the fluid and helps determine the type of…
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Assertion Reason Questions for CBSE Class 12 Maths Chapter 9 Differential Equations
Last modified on:3 years agoReading Time:12MinutesHere we are providing assertion reason questions for CBSE Class 12 Maths Chapter 9 Differential Equations. Answers and solutions are also provided along with questions so that students can check their answers and self-evaluate. [PDF] Download Assertion Reason Questions for CBSE Class 12 Maths Chapter 9 Differential Equations Related Posts Chapters…
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Assertion Reason Questions for CBSE Class 12 Maths Chapter 8 Applications of Integrals
Last modified on:3 years agoReading Time:13MinutesHere we are providing assertion reason questions for CBSE Class 12 Maths Chapter 8 Applications of Integrals. Answers and solutions are also provided along with questions so that students can check their answers and self-evaluate. [PDF] Download Assertion Reason Questions for CBSE Class 12 Maths Chapter 8 Applications of Integrals Related…
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MCQ Questions for Class 10 Maths Chapter 13 Surface Areas and Volumes
Last modified on:3 years agoReading Time:15Minutes[PDF] Download MCQ Questions for Class 10 Maths Chapter 13 Surface Areas and Volumes Here we are providing Latest MCQ Questions for Class 10 Maths. In this article, we are covering MCQ Questions for Class 10 Maths Chapter 13 Surface Areas and Volumes. Students are suggested to go through each question…
