A square loop of side d is moved with ve...

A square loop of side d is moved with velocity `v hati` in an non-uniform magnetic field `B_0 /a x hatk` then the emf induced shown is?

`B_0 d v /a`

`B_0 a^2 v /d`

`2 B_0 d^2 v /a`

`B_0 d^2 v /a`

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