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Find the magnitude and direction of the force between two parallel conducting wires carrying current and hence define ampere.

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PUNJAB BOARD PREVIOUS YEAR PAPERS-FORCE ON A CURRENT-Exercise
  1. .The resistance of voltmeter is less than galvanometer". Is the statem...

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  2. Which o. these has lowest resistar. egalvar ometer, ammeter, voltmeter...

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  3. Find the magnitude and direction of the force between two parallel con...

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  4. Explain how a Galvanometer can be converted into voltmeter

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  5. How can a galavanometer be converted into an ammeter?

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  6. Derive an expression for the force experienced by a current carrying c...

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  7. Derive an expression for the force experienced by a current carrying c...

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  8. Find an expression for the torque acting on a current carrying loop su...

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  9. Explain how a Galvanometer can be converted into voltmeter

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  10. Derive an expression of Force between two infinitely long parallel cur...

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  11. How does a voltmeter differ from a galvanometer?

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  12. How can a galavanometer be converted into an ammeter?

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  13. Give two points to compare a voltmeter and ammeter.

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  14. Why is the coil of a dead-beat galvanometer wound on a metal frame ?

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  15. Write four merits or two demerits of a moving coil galvanometer.

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  16. What do you mean by current sensitivity of a moving coil galvanometer ...

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  17. Explain how a galvanometer can be converted into an ammeter. Why an am...

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  18. Explain with the help of a labelled diagram, the principle, constructi...

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  19. Explain how a Galvanometer can be converted into voltmeter

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  20. How can a galavanometer be converted into an ammeter?

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