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MODERN PUBLICATION-ELECTRICITY-EXERCISE
- Calculate the electric energy consumed by a 1200 W toaster in 20 minut...
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- Write the formula for the amount of the heat produced in a resistor wh...
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- Define power. Give its S.I unit and define it.
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- A current of 5A flows through 12 ohm resistor. What is the rate at whi...
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- Name the two type of electric charge.
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- What is SI unit of electric potential?
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- What is the name given to flow of electric charge per unit time in a w...
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- Name a device used to measure potential difference between two points ...
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- How is a voltmeter connected in the circuit to measure potential diffe...
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- Which instrument is used to measure current in the circuit ? how is it...
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- How is ammeter always connected in circuits?
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- If potential difference across resistor is increased, will the current...
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- When temperature of metal increases, does the resistance increases or ...
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- Which physical quantity has its unit kWh?
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- In a metal wire, electron moves from negative end to positive end and,...
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- For a continuous flow of current through a wire, the potential differe...
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- Electrochemical cell is a device which maintains a constant potential ...
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- symbol stands for variable resistor.
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- The current flows in a metal wire due to movement of electrons, wherea...
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- The resistance of copper is more than nichrome.
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