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The specific resistance of a conductor i...

The specific resistance of a conductor increases with Decrease in length

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PUNJAB BOARD PREVIOUS YEAR PAPERS-Electric Current, Resistance and E.M.F. -Exercise
  1. The specific resistance of a conductor increases with Increase in temp...

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  2. The specific resistance of a conductor increases with Increase in cros...

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  3. The specific resistance of a conductor increases with Decrease in leng...

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  4. The specific resistance of a conductor increases with Increase in cros...

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  5. Why the fuse wire should have high resistance and low melting point?

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  6. Why the fuse wire should have high resistance and low melting point?

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  7. A fuse wire is a wire of Low resistance and high melting point.

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  8. Why the fuse wire should have high resistance and low melting point?

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  9. One kilowatt hour is equal to

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  10. Which out of the following is used to make standard resistance

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  11. The rings on carbon resistance have colours in the sequence Red,Yellow...

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  12. With increase in temperature, resistance of metals :

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  13. For alloys the value of temperature coefficient of resistance is very ...

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  14. For metallic conductors the value of temperature coefficient of resist...

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  15. S.l. unit of electromotive force is volt. (True/False)

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  16. On what factor does the internal resistance of a cell depends?

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  17. With the help of a diagram derive the formula for the equivalent resis...

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  18. What is the internal resistance of a cell ? How it can be measured ?

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  19. What is Non-ohmic device ? Give one example.

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  20. What is a drift velocity ? Establish the relations between the drift v...

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