Electricity
Intro to charge
Unit of charge (coulombs)
Intro to current (& amperes)
Intro to potential difference (& voltage)
Solved example: potential difference & work done
Introduction to circuits and ohm's law
Solved example: ohms law
Ohm's law graph (verifying ohm's law)
Solved example: (ohm's law graph)
Resistivity and conductivity
Series resistors
Parallel resistors (part 1)
Parallel resistors (part 2)
Parallel resistors (part 3)
Analyzing a more complex resistor circuit
Finding current & voltage in a circuit
Electric power & energy
Heating effect of current
Calculating power & heat dissipated
Power dissipated in bulbs
Commercial unit of electrical energy
Cost of operation of electrical device
Electricity class 10 numerical: cbse board practice
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You can master basic concepts, explore subjects further or reinforce your knowledge − at your own pace.
Wherever you are in your learning journey, here are links to free materials that may be useful to identify both your strengths and any knowledge gaps in key background subjects.