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The magnetic is effect of current was di...

The magnetic is effect of current was discovered by:

A

Faraday

B

Henry

C

Oersted

D

Maxwell

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Oersted
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OSWAAL PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-TEXTBOOK EXERCISE
  1. The magnetic is effect of current was discovered by:

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  2. Which of the following correctly describes the magnetic field near a l...

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  3. The phenomenon of electromagnetic induction is

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  4. The device used for producing electric current is called a

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  5. The essential difference between AC generator and a DC generator is th...

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  6. At the time of short-circuit, the current in the circuit

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  7. State whether the following statements are true of false. An electri...

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  8. State whether the following statements are true of false. A wire wit...

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  9. List two methods of producing magnetic fields.

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  10. How does a solenoid behave like a magnet? Can you determine the north ...

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  11. When is the torce experienced by a current- carrying conductor placed ...

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  12. Imagine that you are sitting in a chamber with your back to one wall. ...

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  13. Draw a labelled diagramm of an electric motor. Explain its principle a...

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  14. Name some devices in which electric motors are used.

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  15. Two circular coils A and B are placed closed to each other. If the cur...

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  16. State the rule to determine the direction of a (i) magnetic field prod...

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  17. Explain the underlying principle and working of an electric generator ...

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  18. When does an electric short circuit occur?

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  19. What is the function of an earth wire? Why is it necessary to earth me...

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