# Questions with detailed step by step solutions from Current Electricity

##### Topics covered under Current Electricity

Electric current, Drift velocity, Ohm’s law, Electrical resistance, Resistances of different materials, V-I characteristics of Ohmic and nonohmic conductors, Electrical energy and power, Electrical resistivity, Colour code for resistors; Series and parallel combinations of resistors; Temperature dependence of resistance.
Electric Cell and its Internal resistance, potential difference and emf of a cell, combination of cells in series and in parallel. Kirchhoff’s laws and their applications. Wheatstone bridge, Metre bridge. Potentiometer - principle and its applications.

Electric Current
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Drift of Electrons
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Resistance and Resistivity
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Equivalent Resistance in Series-Parallel
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Cells and EMF
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Kirchoff's Law
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Circuit Instruments
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Wheatstone Bridge
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Potentiometer
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Energy and Power
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Thermocouple, Seebeck, Peltier and Thomson Effect
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Bulbs in Series and Parallel
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RC Circuits
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Basics of AC
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Purely Resistive Circuit
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Purely Inductive Circuit
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Power in AC Circuit
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Transformers
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Purely Capacitive Circuit
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LC Oscillations
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LCR Circuits
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Resonance in AC
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