profile-img
Sayan pal Asked a Question
July 6, 2021 7:03 ampts 30 pts
8. A uniformly charged spherical metal ball of mass M, radius R and charge q is rotating with an angular velocity w about one of its diameter. Then the ratio of its magnetic dipole moment to the mechanical moment (angular momentum) is (a) a/2MR, (6) q/2M, (c) q/M, (d) q/Mw
  • 1 Answer(s)
  • 0 Likes
  • 1 Comments
  • Shares
  • Devisharan Best Answer
    Answer option B
    • cropped2620951269413734388.jpg
    Likes(0) Reply(1)
    Sayan pal
    why you have taken the area 'pi×r^2'..the surface area of a sphere should be '4×pi×r^2'
Head Office :
MPA 44, 2nd floor, Rangbari Main Road,
Mahaveer Nagar II, Kota (Raj.) – 324005

Corporate Office:
212, F-1, 2nd Floor, Evershine Tower,
Amrapali Marg,
Vaishali Nagar, Jaipur (Raj.) – 302021

Mail: info@eduncle.com
All Rights Reserved © Eduncle.com