Question

hii guys answer these all


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Answer 1

Answer:

1. v=ir where r is constant and v directly proportional to i

4. magnet which have no resistance is called artificial magnet.

5.it create magnatic field from North to South.

and soth to nort externaly

6.It indicates the direction of magnatic field with respect to current and electric field.

hope it help u

sry for not answering all Q.

Good handwriting..