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MODERN PUBLICATION-ELECTRICITY-EXERCISE
- Name a source of emf.
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- What is SI unit of electric potential?
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- What is meant by saying that the potential difference between two poin...
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- you are given three resistors of 10 ohm 10 ohm and 20 Ohm a battery of...
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- The electrical resistivity of few materials is given below in ohm-metr...
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- An electric geyser has rating 2000W, 220V marked on it. What should be...
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- Explain the following:How does the resistance of a wire vary with its ...
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- SI unit of current is:
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- A filament of an electric lamp draws a circuit of 0.4 amperes. Which l...
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- Name any one material having a small value of temperature coefficient ...
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- An electric bulb draws a current of 0.2A when the voltage is 220 volts...
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- On what factors does the resistance of a conductor depend?
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- Will the current flow more easily through a thick wire or a thin wire ...
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- Will the current flow more easily through a thick wire or a thin wire ...
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- Draw schematic diagram of a circuit consisting of a battery of three c...
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- While experimentally verifying ohm's law a student observed that point...
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- How is a voltmeter connected in the circuit to measure potential diffe...
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- How is ammeter always connected in circuits?
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- A copper wire has diameter 0.5 mm, and resistivity of 1.6xx10^-8 ohm -...
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- An electric iron has a rating 750 W, 220V. It is used for 5 hours dail...
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