A metal ring is placed near a solenoid, as shown in figure the direction of the induced current in the ring. At that instant the switch in the circuit containing the solenoid is thrown closed then the direction of the induced current in the ring is

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The induced current produces a magnetic field that is directed right to left

The induced current in the ring is zero.

The current induced in the ring must set up a magnetic field which is directed from left to right

The induced current produces a magnetic field that is directed in the vertical plane

answer is A.

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Detailed Solution

When current passed through the solenoid, the terminal close to the ring will have south pole. From lenz’s law the surface of ring. Which faces the solenoid also will have south pole, the means current induces in the ring in clock wise direction and the magnetic field directed from left to right by Right hand thumb rule.

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