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What is mutual induction? What are the f...

What is mutual induction? What are the factors upon which it depends?

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R G PUBLICATION-ELECTROMAGNETIC INDUCTION-EXERCISE
  1. The magnetic flux through a coil of 50 turns changes from 0.3wb per tu...

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  2. Why are coils in resistance box double wounded?

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  3. State Lenz's law.

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  4. A wheel with 25 metallic spokes each 0.4m long is rotated with a speed...

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  5. Write the different use of eddy current.

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  6. Write in brief the basic principles behind the modern ac generator mac...

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  7. Draw the various stages of generating an alternating current by a loop...

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  8. Show that the magnetic flux through a surface of area A placed in a un...

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  9. Deduce an expression for the self inductance of a long solenoid, the c...

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  10. Current in a circuit falls from 4.8A to 0.2A in 0.1s. If an average em...

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  11. A pair of adjacent coils has a mutual inductance of 1.2H. If the curre...

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  12. What is mutual induction? What are the factors upon which it depends?

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  13. State len's Law of electromagnetic induction. Establish that lenz's La...

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  14. A current of 10A is reduced to zero at a uniform rate in 10^(-3)s. If ...

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  15. What is mutual induction? What are the factors upon which it depends?

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  16. The magnetic flux through a coil perpendicular to its plane and direct...

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  17. Calculate the self inductance of the coil of 1000 turns in which curre...

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  18. A coil has an inductance of .2 henry. Calculate the value of induced e...

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  19. What is a transformer? On what principle it is based?

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  20. A step up transformer with 150 turns primary and 1500 turns in seconda...

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