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Question
What is the magnitude of motional emf for the perpendicular arrangement of a straight conductor?
Options
\[e=Blv\]
\[e=B+ l+v\]
\[e=Bl/v\]
\[e=Bv/l\]
MCQ
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Solution
The magnitude is the product of magnetic field, length of conductor, and velocity. Thus, for the perpendicular arrangement, \[e=Blv\].
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