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Unit: Electricity (Hindi)

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Electric current & circuit (Hindi)

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Intro to charge (Hindi)
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Unit of charge and electrons in a Coulomb (Hindi)
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Intro to current & Amperes (Hindi)
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Practice
Finding electric currentGet 3 of 4 questions to level up!

Electric potential & potential difference (Hindi)

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Intro to voltage (& potential difference) (Hindi)
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Solved example Potential difference & work done (Hindi)
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Practice
Voltage and workGet 3 of 4 questions to level up!

Quiz 1

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Circuits, Ohm's law & resistance (Hindi)

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Introduction to circuits and Ohm's law (Hindi)
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Solved example: Ohms law (Hindi)
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Ohm's law graph (verifying Ohm's law) (Hindi)
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Solved example Ohm's law graph (Hindi)
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Practice
Ohm's law and resistanceGet 3 of 3 questions to level up!

Factors on which resistance of a conductor depends on (Hindi)

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Resistivity and conductivity (Hindi)
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Practice
Resistance and resistivityGet 5 of 7 questions to level up!

Series and parallel resistors (Hindi)

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Identifying resistors in series and parallel (Hindi)
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Equivalent resistance in series circuit (Hindi)
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Equivalent resistance in parallel circuit (Hindi)
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Practice
Finding equivalent resistanceGet 3 of 4 questions to level up!
Identifying types of resistor combinationsGet 3 of 4 questions to level up!

Quiz 2

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Solving a circuit with series and parallel resistors (Hindi)

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Simplifying resistor networks - Solved example (Hindi)
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Finding current & voltage in a circuit- Solved example (Hindi)
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Practice
Simplifying resistor networksGet 3 of 4 questions to level up!
Finding currents and voltages (pure circuits)Get 3 of 4 questions to level up!
Finding currents and voltages (mixed circuits)Get 3 of 4 questions to level up!

Quiz 3

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Electric power and heating effect of current (Hindi)

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Electric power & energy (Hindi)
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Heating effect of current (Hindi)
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Calculating power & heat dissipated - Solved example (Hindi)
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Practice
Electric power (formula)Get 3 of 4 questions to level up!
Calculating heat dissipated in circuitsGet 3 of 4 questions to level up!

Electric circuit with Bulbs (Hindi)

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Power dissipated in bulbs: Solved example (Hindi)
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Practice
Bulbs connected in series or parallelGet 3 of 4 questions to level up!

Quiz 4

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Commercial unit of electrical energy (Hindi)

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Commercial unit of electrical energy (Hindi)
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Cost of operation of electrical device - Solved example (Hindi)
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Practice
Finding cost of electrical operationGet 3 of 4 questions to level up!

Prepare for CBSE board exam

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Electricity class 10: CBSE previous question paper problems
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Unit test

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About this unit

We can't imagine our lives without electricity. But what exactly is electricity? How does electricity light up our houses? What does a battery do? What is the cost of electricity? We will answer all these questions in this chapter.