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Question: Answered & Verified by Expert
What is the dimensional formula of magnetic field?
PhysicsUnits and DimensionsJEE Main
Options:
  • A Dimensional formula: \( \left[\mathrm{M}^{1} \mathrm{~L}^{0} \mathrm{~T}^{-2} \mathrm{I}^{-1}\right] \)
  • B Dimensional formula: \( \left[\mathrm{M}^{4} \mathrm{~L}^{0} \mathrm{~T}^{-6} \mathrm{I}^{-3}\right] \)
  • C Dimensional formula: \( \left[\mathrm{M}^{-2} \mathrm{~L}^{0} \mathrm{~T}^{3} \mathrm{I}^{-1}\right] \)
  • D Dimensional formula: \( \left[\mathrm{M}^{-6} \mathrm{~L}^{2} \mathrm{~T}^{1} \mathrm{I}^{-2}\right] \)
Solution:
1968 Upvotes Verified Answer
The correct answer is: Dimensional formula: \( \left[\mathrm{M}^{1} \mathrm{~L}^{0} \mathrm{~T}^{-2} \mathrm{I}^{-1}\right] \)
Units of magnetic field is Tesla has dimension of MT-2I-1 where M is mass, T is time, and I is electric current. 

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