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Which of the following correctly describ...

Which of the following correctly describes the magnetic field near a long wire?

A

The field consists of straight lines perpendicular to the wire.

B

The field consists of straight lines parallel to the wire.

C

The field consists of radial lines originating from the wire.

D

The field consists of concentric circles centred on the wire.

Text Solution

Verified by Experts

The correct Answer is:
D
The field consists of concentric circles centred on the wire.
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NAND LAL PUBLICATION-MAGNETIC EFFECTS OF ELECRIC CURRENT -EXERCISES
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  2. The phenomenon of electromagnetic is:

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  3. The device used for producing electric current is called:

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  4. The essential difference between an AC generator and a DC generator is...

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  5. At the time of short circuit,the current in the circuit.

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  6. State whether the following statements are true or false. An electric ...

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  7. State whether the following statements are true or false: An electric ...

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  8. State whether the following statements are true or false: The field at...

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  9. State whether the following statements are true or false. A wire with ...

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  10. Name the methods of producing induced emf.

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  11. How does a solenoid behaver like a magnet? Can you determine north and...

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  12. When is the force experienced by a current carrying conductor placed i...

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

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  14. What is an electric motor?

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

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  16. A coil of insulated copper wire is connected to a galvanometer, what w...

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  17. Two circular coils A and B placed closed to each other.If the current ...

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  18. The direction of magnetic field produced on passing electric current i...

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  19. When is the force experienced by a current carrying conductor placed i...

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  20. When does an electric short circuit occur?

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