A small conducting circular ring of area...

A small conducting circular ring of area 2 mm2 is placed coplanerly with a long straight current carrying wire at a distance of 10 cm from it. It current through the wire decreases from 4 A to zero in 0.1s, the average value of emf induced in the ring.

`1.6 xx 10^(-10) V`

`2.0 xx 10^(-10) V`

`3.2 xx 10^(-10) V`

Zero.

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