A conducting bar of length L rotates in a counterclockwise direction with a constant angular speed of +2.0 rad/s about a pivot P at one end, as shown. A uniform magnetic field (magnitude = 0.20 T) is directed into the paper. If L = 0.40 m, what is the potential difference, VA ? VB?





a.

+24 mV



b.

?24 mV



c.

+16 mV



d.

?16 mV



e.

+32 mV


a

Physics & Space Science

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