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SURA PUBLICATION-ELECTRICITY-ADDITIONAL QUESTIONS & ANSWERS (Fill in the blanks)
- The motion of electric charges is called
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- Electric current flows from the terminal of the battery to the termi...
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- comprises a battery, an electric bulb and a switch.
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- is used to fix the magnitude of current through a circuit.
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- is used to provide protection to the electrical components.
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- serves as a reference point to measure the electric potential.
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- An is a closed conducting loop or path, which has a network of electr...
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- The direction of current is taken opposite to the direction of flow of...
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- Electric current passes in a circuit from the to terminal.
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- A difference in electric potential is needed for the flow of electric ...
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- gives the relation between the potential difference and current.
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- is the property to oppose the flow of charges.
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- SI unit of resistance is
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- The reciprocal of conductivity is
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- The unit of conductance is .
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- Conductance is expressed in terms of :
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- The unit of conductivity is
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- The resistance of a conductor is inversely proportional to its.
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- is a conductor with highest resistivity.
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- Nichrome wire is used as the heating element because it has
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