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When will be the current flow in a circu...

When will be the current flow in a circuit ?

A

A switch is closed

B

A switch is opened

C

Switch is either open or closed

D

None of above

Text Solution

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The correct Answer is:
A
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SURA PUBLICATION-ELECTRICITY-ADDITIONAL QUESTIONS & ANSWERS (Choose the correct Answer)
  1. A series circuit consists of three resistors with values of 140, 250 a...

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  2. When will be the current flow in a circuit ?

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  3. When one of three series resistors is removed from a circuit and the...

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  4. The SI unit of power is .

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  5. A parallel circuit consist of three resistors with values of 430, 210...

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  6. According to Ohm's law if voltage increase and resistance stays the s...

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  7. The amount of work done in joules when one unit electric charges moves...

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  8. the resistance of material depends on .

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  9. The relation between potential difference (V) and Current (I) is :.

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  10. The relation between potential difference (V) and Current (I) was disc...

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  11. of a material which oppose the flow of current in a conductor.

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  12. The resistance of a conductor directly proportional to .

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  13. Which of the following laboratory apparatus is used during the verific...

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  14. Kilowatt hour is the unit of

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  15. If resistance decreases, then current will .

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  16. The resistance of a conductor is inversely proportional to its.

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  17. Why battery is used in the circuit ?

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  18. Conductance is expressed in terms of :

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  19. What happens when ammeter connected in parallel .

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  20. If two unequal resistors connected in parallel then.

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