Q 1176467376.     If emf induced in a coil is `2 V` by changing the current in it from `8 A` to `6 A` in `2 xx 10^-3 s`, then the coefficient of self induction is :

A

`2 xx 10^10-3 H`

B

`10^-3 H`

C

`0.5 xx 10 ^-3 H`

D

`4 xx 10^-3 H`

HINT

Use `L = e/ ((Delta i)/ (Delta t)`

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