A conducting bar of length L = 0.40 %3D m 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 = 1.9 T) is directed out of the paper. What is the potential difference, Vp-VA? P. -L/2- -L/2- a. -0.08 V b. -0.23 V c. 0.08 V d. 0.23 V e. -0.30 V

College Physics
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Chapter1: Units, Trigonometry. And Vectors
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A conducting bar of length L = 0.40
m 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 = 1.9 T)
is directed out of the paper. What is the
%3D
potential difference, Vp-VA?
AL
P.
-L/2-
-L/2-
а. -0.08 V
b. -0.23 V
c. 0.08 V
d. 0.23 V
е. -0.30 V
Transcribed Image Text:A conducting bar of length L = 0.40 m 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 = 1.9 T) is directed out of the paper. What is the %3D potential difference, Vp-VA? AL P. -L/2- -L/2- а. -0.08 V b. -0.23 V c. 0.08 V d. 0.23 V е. -0.30 V
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