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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Evergreen Science Solutions for Class 10 Chapter 15 Our Environment
Last modified on:3 years agoReading Time:13MinutesEvergreen Science Solutions for Class 10 Chapter 15 Our Environment Class 10 Science Evergreen Solutions are a comprehensive set of solutions that cover all the chapters in the CBSE Science curriculum for class 10. These solutions are designed to help students build a strong foundation in science and prepare effectively for…
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Evergreen Science Solutions for Class 10 Chapter 14 Source of Energy
Last modified on:3 years agoReading Time:13MinutesEvergreen Science Solutions for Class 10 Chapter 14 Source of Energy Class 10 Science Evergreen Solutions are a comprehensive set of solutions that cover all the chapters in the CBSE Science curriculum for class 10. These solutions are designed to help students build a strong foundation in science and prepare effectively…
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Evergreen Science Solutions for Class 10 Chapter 13 Magnetic Effects of Electric Current
Last modified on:3 years agoReading Time:13MinutesEvergreen Science Solutions for Class 10 Chapter 13 Magnetic Effects of Electric Current Class 10 Science Evergreen Solutions are a comprehensive set of solutions that cover all the chapters in the CBSE Science curriculum for class 10. These solutions are designed to help students build a strong foundation in science and…
