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Explain how a galvanometer with resistan...

Explain how a galvanometer with resistance ‘G’ and current at full scale deflection ‘lg’ is converted into……………. Voltmeter of range (0-V) (volt)

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Explain how a galvanometer with resistance ‘G’ and current at full scale deflection ‘lg’ is converted into…………. Ammeter of range (O-l) ampere.

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PUNJAB BOARD PREVIOUS YEAR PAPERS-FORCE ON A CURRENT-Exercise
  1. How can a galavanometer be converted into an ammeter?

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  2. Give two differences between voltmeter and ammeter.

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

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

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

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  8. What is radial magnetic field ?

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

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  10. How will you convert galvanometer into voltmeter ?

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  11. How will you convert galvanometer into ammeter ?

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

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

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  14. What is the purpose of using soft iron core in galvanometer.

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

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

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  17. Derive an expression for the force between twolong parallel conductors...

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  18. Why are pole pieces of.a moving coil galvanometer made concave ?

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  19. Explain how a galvanometer with resistance ‘G’ and current at full sca...

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  20. Explain how a galvanometer with resistance ‘G’ and current at full sca...

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