A rod of length l is rotated about an axis perpendicular to its length – McqOptions

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1.	A rod of length l is rotated about an axis perpendicular to its length and passing through the end with an angular velocity ω. A magnetic field of induction B is acting perpendicular to the plane of rotation. Find the e.m.f induced across the rod.
A.	Bωl
B.	\(\frac{{B{\omega ^2}l}}{2}\)
C.	\(\frac{{B\omega {l^2}}}{2}\)
D.	Bωl2
Answer» D. Bωl2

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