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BINA LIBRARY-CURRENT ELECTRICITY-EXERCISE
- How is current density related to electric field?
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- Is a current carrying conductor electrically charged?
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- Is there any electric field inside a current carrying conductor?
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- What is the basic concept of first law of Kirchhoff?
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- State Kirchhoff's current law
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- State Kirchhoff's voltage law and mention its significance.
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- Name one substance whose resistance decreases with increase of tempera...
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- What is potential gradient.
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- What is the principle of a meter bridge.
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- Is it necessary to keep the length of a metre bridge wire one metre?
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- Why is a potentiometer named as potentiometer
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- State two uses of a potentiometer.
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- Discuss various situations, which describe the failure of Ohm's law,
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- Define mobility of a charge carrier. What is its relation with relaxat...
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- What is meant by drift velocity of electrons ?
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- State Kirchoff's laws of current electricity.
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- Apply Kirchhoff's laws to establish the principle of a balanced Wheats...
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- Establish the following relation for current flowing through a circuit...
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- Obtain an expression for the equivalent resistance when n identical re...
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- n identical resistors each having resistance R are connected in parall...
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