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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NCERT Solutions for Class 9 Science Chapter 2 Is Matter Around Us Pure
Last modified on:5 years agoReading Time:26MinutesHere we have given NCERT Solutions for Class 9 Science Chapter 2 Is Matter Around Us Pure. Board CBSE Textbook NCERT Class Class 9 Subject Science Chapter Chapter 2 Chapter Name Is Matter Around Us Pure Number of Questions Solved 21 Category NCERT Solutions NCERT Solutions for Class 9 Science Chapter…
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NCERT Solutions for Class 9 Science Chapter 1 Matter in Our Surroundings
Last modified on:5 years agoReading Time:28MinutesHere we have given NCERT Solutions for Class 9 Science Chapter 1 Matter in Our Surroundings. Board CBSE Textbook NCERT Class Class 9 Subject Science Chapter Chapter 1 Chapter Name Matter in Our Surroundings Number of Questions Solved 26 Category NCERT Solutions NCERT Solutions for Class 9 Science Chapter 1 Matter…
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Lakhmir Singh Class 10 Biology Solutions Chapter 3 – How Do Organisms Reproduce
Last modified on:5 years agoReading Time:56MinutesThe text book of Lakhmir Singh And Manjit Kaur for Class 10 Biology gives the students a detailed picture about each and every chapter. This is the best book for your class 10 science preparation. We are providing you the detailed solutions for Chapter 3 How Do Organisms Reproduce for free. Don’t forget to check out the…
