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On what factor does the direction of t...

On what factor does the direction of the magnetic field produced by a current - carrying straight wire depend ?

A

The magnitude of the electric current

B

The direction of the electric current

C

The length of the straight wire

D

The material of the straight wire .

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Verified by Experts

The correct Answer is:
B
The direction of the electric current
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KUMAR PRAKASHAN-MAGNETIC EFFECTS OF ELECTRIC CURRENT -CHOOSE THE CORRECT OPTION FROM THOSE GIVEN BELOW EACH QUESTIONS:
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