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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Study Materials for ICSE Class 9 Maths Compound Interest
Last modified on:3 years agoReading Time:7Minutes[PDF] Download Study Materials for ICSE Class 9 Maths Compound Interest Here we are providing study materials for ICSE Class 9 Maths. In this article, we are covering ICSE Class 9 Maths Chapter Compound Interest. Topics Covered in ICSE Class 9 Maths ICSE Class 9 Maths Syllabus Sl. No. Chapter Name Subtopics…
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Study Materials for ICSE Class 9 Maths Rational and Irrational Numbers
Last modified on:3 years agoReading Time:7Minutes[PDF] Download Study Materials for ICSE Class 9 Maths Rational and Irrational Numbers Here we are providing study materials for ICSE Class 9 Maths. In this article, we are covering ICSE Class 9 Maths Chapter Rational and Irrational Numbers. Topics Covered in ICSE Class 9 Maths ICSE Class 9 Maths Syllabus Sl.…
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Objective Question Bank for CBSE Class 10 Maths
Last modified on:3 years agoReading Time:12Minutes[Download] Objective Question Bank for CBSE Class 10 Maths Are you looking for Objective Question Bank for Class 10 Maths? If yes, then you have come to the best place. Here we are providing Objective Question Bank for Class 10 Maths. This Objective Question Bank contains different type of objective questions like MCQs,…
