Electro Magnetic Induction And Alternating Currents Question 528

Question: The momentum in mechanics is expressed as $ m\times v $ . The analogous expression in electricity is [MP PMT 2003]

Options:

A) $ I\times Q $

B) $ I\times V $

C) $ L\times I $

D) $ 3.75\times {{10}^{-2}},N $

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Answer:

Correct Answer: C

Solution:

Magnetic flux $ \varphi =LI $ By analogy, since physical quantities mass (m) and linear velocity (v) are equivalent to electrical quantities inductance (L) and current (I) respectively. Thus magnetic flux $ \varphi =LI $ is equivalent to momentum $ p=m\times v $ .



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