# CBSE Class 12th Physics Notes: Current Electricity (Part – I)

Get the chapter notes on Current Electricity (Part I) of CBSE Class 12 Physics. Topics covered: Electric Current, Resistance, Resistivity, Current Density, Ohm’s Law and Mathematical Expression for Current Density, Limitations of Ohm’s Law, Drift Velocity and Mobility of Electrons, Colour Coding of Carbon Resistors, Temperature Dependence of Resistivity Electrical Energy & Power.

Created On: Jul 25, 2016 14:00 IST
Modified On: Jul 28, 2016 12:41 IST

Current Electricity

Get the chapter notes on Current Electricity (Part I) of CBSE Class 12 Physics. In this article, we have covered the following topics and sub-topics for the chapter electricity.

• Electric Current
• Resistance
• Resistivity
• Current Density
• Ohm’s Law and Mathematical Expression for Current Density
• Limitations of Ohm’s Law
• Drift Velocity and Mobility of Electrons
• Colour Coding of Carbon Resistors
• Temperature Dependence of Resistivity
• and Electrical Energy & Power

This is the third chapter of CBSE Class 12th Physics NCERT book, where, so many concpets have been covered which are very much important from the point of board examination as well as competitive examinations. In this article, we have only covered some of them mentioned above.

Given below are the study material for the chapter current electricity which have been written in a very simple language to make the concepts easy to understand.

Introduction

Electric Current

Also refer: Current Electricity-Important Questions & Preparation Tips

Resistance, Resistivity & Current Density

Ohm’s Law and Mathematical Expression for Current Density

Limitations of Ohm’s Law

Also refer: Current Electricity - CBSE Class 12th NCERT Solution

Drift Velocity and Mobility of Electrons

Also refer: CBSE Class 12th Videos

Colour Coding of Carbon Resistors

Also refer: CBSE Class 12th Physics Question Paper

Temperature Dependence of Resistivity

Also refer: CBSE Class 12th Marking Scheme - 2016

Electrical Energy & Power

Click here, to get the CBSE Class 12th Physics Notes: Current Electricity (Part – II)

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