A current I flows along the length of an infinitely long, straight, thin walled pipe. Then

Options

(a) the magnetic field at all points inside the pipe is the same, but not zero
(b) the magnetic field is zero only on the axis of the pipe
(c) the magnetic field is different at different points inside the pipe
(d) the magnetic field at any point inside the pipe is zero

Correct Answer:

the magnetic field at any point inside the pipe is zero

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.