Question

A rod of length l rotates with a uniform angular velocity $\omega$ about its perpendicular bisector. A uniform magnetic field B exists parallel to the axis of rotation. The potential difference between the two ends of the rod is:

• A. zero
• B. $\frac{1}{2}Bl{\omega }^2$
• C. $Bl{\omega }^2$
• D. 2$Bl{\omega }^2$

Answer 1

The correct option is A zero