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Derivea expression for inducede.m.f. whe...

Derivea expression for inducede.m.f. whenacoilrotates in a uniform magnetic field andprove it graphically that the e.m.f. induced is alternating in nature.

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PUNJAB BOARD PREVIOUS YEAR PAPERS-ELECTROMAGNETIC INDUCTION-EXERSICE
  1. Define co-efficient of mutual induction and find an expression for it.

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  2. Write the laws of electromagnetic induction.

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  3. Derivea expression for inducede.m.f. whenacoilrotates in a uniform mag...

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  4. What are eddy currents ? How eddy currents canbeminimised intransforme...

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  5. Is Lenz's law in accordance with the law of conservation of energy?

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  6. What are Faraday’s laws of electromagnetic Induction ?

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  7. What is meant by mutual inductance?

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  8. State and explain Faraday’s Law of electro-magneticInduction.

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  9. Show that energy stored in an inductor L, when a current is f establis...

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  10. What is electromagnetic induction ? State its laws.

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  11. What is meant by mutual inductance?

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  12. What are eddy currents ? How are these produced ? How eddy currents ca...

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  13. State and explain Lenz’s law of electromagnetic Induction. Give one ex...

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  14. State Lenz’s rule and show that it is in accordance with thelaw of con...

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  15. What is self Inductance of a coil ? Define coefficient of self Inducti...

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  16. Derive an expression for the coefficient of self-induction of a long s...

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  17. An induced current has no direction of its own. Explain, why?

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  18. Self-induction is called inertia of electricity. Explain why.

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  19. Define mutual inductance. Write its SI unit. Derive an expression for ...

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  20. What are eddy currents ? How are these produced ? How eddy currents ca...

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