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It is the property of a conductor to resist the flow of charges figure 12. Free pdf download of cbse class 12 physics revision notes and short. Cbse class 12 physics notes chapter 3 current electricity. When the linear conductor xy is of finite length and the point p lies on its perpendicular bisector as shown 1 2 so. Cbse class 12 physics notes of chapter 3 current electricity. Current electricity, chapter notes, class 12, physics, iit.
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The flow of electric charge through an electric called an electric current. An electric circuit is a complete path through which electricity travels circuits are made up of wires and electrical parts such as batteries, light bulbs, resistors, motors and switches a circuit diagram is a shorthand method of describing a working circuit. Free video cbse class 12 physics current electricity. Lesson 2 mobility, deduction of ohms law and temperature dependence of resistance. Jan 06, 2016 hello, im uploading here the lecture notes of physics subject of class 12 cbse. Current strength, in a conductor, is defined as the rate of flow of charge across any cross section of the conductor. In the absence of the electric field the resultant velocity of the electron in a particular direction is zero and hence the net transport of charge is also zero and the current dont flow through.
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