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The dimensional formula of magnetic field B is:
A[M L T^-2 A^-1]
B[M T^-2 A^-1]
C[M T^-1 A^-2]
D[M L^2 T^-2 A]
Answer & Solution
Correct answer: B. [M T^-2 A^-1]
B = F / qv gives dimensions M T^-2 A^-1.
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