A straight magnetic wire of magnetic moment M is folded to form an arc that subtends an angle of 60^° at the centre of curvature. The new value of magnetic moment is (
![A magnetised wire of magnetic moment `\'M\'` and length `\'l\'` is bent in the form of a sem - YouTube A magnetised wire of magnetic moment `\'M\'` and length `\'l\'` is bent in the form of a sem - YouTube](https://i.ytimg.com/vi/ABCb7b5JGgk/maxresdefault.jpg)
A magnetised wire of magnetic moment `\'M\'` and length `\'l\'` is bent in the form of a sem - YouTube
131.A magnetized wire of momement 3.14 A m is bent in the form of a semicircle;then the new magnetic moment will be( in A m): 1)3.14 2)2 3)6.28 4)None of these
![Interview with Mr. A. F. C. Green at the Holy Cross Hospital, April 19, 1946. Conducted by Hector Lee on the Magnetized Wire Recorder. Mr. Green has Retired from the Indian Service Interview with Mr. A. F. C. Green at the Holy Cross Hospital, April 19, 1946. Conducted by Hector Lee on the Magnetized Wire Recorder. Mr. Green has Retired from the Indian Service](https://i0.wp.com/ebornbooks.com/wp-content/uploads/2022/09/20220905_123312.jpg?fit=2064%2C1548&ssl=1)