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NCERT-ELECTRICITY-Exercise
- What does an electric circuit mean ?
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- Define the unit of current.
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- Calculate the number of electrons consituting one coulomb of charge.
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- Name a device that helps to maintain a potential difference across a c...
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- What is meant by saying that the potential difference between two poin...
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- How much energy is given to each coulomb of charge passing through a 6...
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- On what factors does the resistance of a conductor depend ?
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- Will current flow more easily through a thick wire or a thin wire of t...
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- Let the resistance of an electrical component remain constant while th...
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- Why are coils of electric toasters and electric irons made of an alloy...
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- Use the data in Table 3.1 to answer the following : (a) Which among ...
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- Draw a schematic diagram of a circuit consisting of a battery of three...
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- Redraw the circuit of Q.12, putting in an ammeter to measure the curre...
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- Judge the equivalent resistance when the following are connected in pa...
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- An electric lamp of 100 Omega, a toaster of resistance 50 Omega and a ...
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- What are the advantages of connecting electrical devices in parallel w...
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- How can three resistors of resistances 2 Omega,3 Omega, and 6 Omega be...
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- What is : (a) the highest (b) the lowest total resistances that can b...
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- Why does the cord of an electric heater not glow while the heating ele...
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- Compute the heat generated while transferring 96000 coulombs of charge...
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