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A thin solid condnctor with sides PORS is moving at constant velocity v, at right angles to a uniform magnetic field
B, directed into the page as shown.
x x x
B
* * x Which side of the conductor has the greatest concentration of
electrons?
x (A) P
(B) Q
(C) R
(D) S
x x x
PC
IR x
x x x x x
x x x

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