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-In the Figure,one End of a Bar Is in Contact

Question 26

Multiple Choice

-In the figure,one end of a bar is in contact with a circular rail and the other end is pivoted at P.A steady,uniform,magnetic field B is present.The bar rotates about P.The induced current through the resistor R is: A) zero B) from a to b C) from b to a
-In the figure,one end of a bar is in contact with a circular rail and the other end is pivoted at P.A steady,uniform,magnetic field B is present.The bar rotates about P.The induced current through the resistor R is:


A) zero
B) from a to b
C) from b to a

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