7 min read
Current Electricity
- All the formula of the chapter in one go!
1
Electric current in terms of the charge and the drift velocity:

2
The resistance of a conductor in terms of resistivity & variation of resistance with the temperature and the conductance of the conductor:

3
Current density and its relation with the electric field and the Mobility of the conductor:

4
Ohm's Law in standard form and in terms of current density and conductivity of the conductor:

5
Series and parallel connection of the resistances:

6
A Balanced Wheatstone bridge:

7
Power delivered or consumed by a resistor and the Heat dissipated in a resistor:

