Question

77 When a current passes through a straight conductor, magnetic field surrounding conductor
will be
(1) straight lines (2) parabola (3) closed circles (4) hyperbola​

Answer 1

Answer:

the answer is closed circles ot close circuit brooo

Step-by-step explanation:

it is also called that

i hope it helps , please mark me as brainlist and thank bro

Answer 2

Answer:

3. closed circles

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