Physics And Measurement Question 347

Question: Unit of magnetic moment is

[MP PET 1989]

Options:

A) $ Ampere-metre^{2} $

B) $ Ampere-metre $

C) $ Weber-metre^{2} $

D) $ Weber/metre $

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Answer:

Correct Answer: A

Solution:

M = Pole strength $ \times $ length = $ amp-metre\times metre $

$ =amp-metre^{2} $



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