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IIT-JEE 2007 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1
STATEMENT 1
A vertical iron rod has a coil of wire wound over it at the bottom end. An alternating current flows in the coil. The rod goes through a conducting ring as shown in the figure. The ring can float at a certain height above the coil.
Because
STATEMENT 2
In the above situation, a current is induced in the ring which interacts with the horizontal component of the magnetic field to produce an average force in the upward direction.
Questions Asked from Alternating Current (MCQ (Single Correct Answer))
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