Part A in the figure, a copper bar is in contact with a pair of parallel metal rails and is in motion with velocity induced current through the resistor R is OB R b. O from b to a O from a to b. O There is no induced current through the resistor.
Part A in the figure, a copper bar is in contact with a pair of parallel metal rails and is in motion with velocity induced current through the resistor R is OB R b. O from b to a O from a to b. O There is no induced current through the resistor.
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Transcribed Image Text:Part A
In the figure, a copper bar is in contact with a pair of parallel metal rails and is in motion with velocity U. A uniform magnetic field is present as shown. The bar, the rails, and the resistor R are all in the same plane. The
induced current through the resistor R is
OB
O from b to a
O from a to b.
O There is no induced current through the resistor.
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