A rod of 10 cm length is moving perpendi...

A rod of 10 cm length is moving perpendicular to uniform magnetic field of intensity `5xx10^(-4)"Wbm"^(-2)`. If the acceleration of the rod is `5ms^(-2)`, then the rate of increase of induced emf is

`2.5xx10^(-4)Vs^(-1)`

`2.5xx10^(-4)Vs`

`20xx10^(-4)Vs`

`20xx10^(-4)Vs^(-1)`

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