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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Determination of Income and Employment Case Study Questions for Class 12 Economics Chapter 3
Last modified on:2 years agoReading Time:11Minutes Determination of Income and Employment Case Study Questions for Class 12 Economics Chapter 3 Here you will find Case Study Questions for CBSE Class 12 Economics Chapter 3 Determination of Income and Employment. Determination of Income and Employment Case Study Based Questions Case Study Question 1: Units and Chapter List:…
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Money and Banking Case Study Questions for Class 12 Economics Chapter 2
Last modified on:2 years agoReading Time:11Minutes Money and Banking Case Study Questions for Class 12 Economics Chapter 2 Here you will find Case Study Questions for CBSE Class 12 Economics Chapter 2 Money and Banking. Money and Banking Case Study Based Questions Case Study Question 1: Units and Chapter List: PART A: INTRODUCTORY MACROECONOMICS PART B:…
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National Income and Related Aggregates Case Study Questions for Class 12 Economics Chapter 1
Last modified on:2 years agoReading Time:11Minutes National Income and Related Aggregates Case Study Questions for Class 12 Economics Chapter 1 Here you will find Case Study Questions for CBSE Class 12 Economics Chapter 1 National Income and Related Aggregates. National Income and Related Aggregates Case Study Based Questions Case Study Question 1: Units and Chapter List:…
