Two wires of same length are shaped into a square and a circle. If they carry same current, ratio of the magnetic moment is - VgyanHub

Question:

Two wires of same length are shaped into a square and a circle. If they carry same current, ratio of the magnetic moment is

Screenshot 2025-01-07 142526

Options :

(α) pi : 4
(b) 2 : pi
(c) (pi ^ 2) : 2
(4) 4 : pi

Answer :

ANS : – (4) 4 : pi

Answer Steps :

Step 1: –

Step 2:-

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