A common emitted amplifier circuit, buil...

A common emitted amplifier circuit, built using an npn transistor, is shown in the figure. Its dc current gain is `250,R_(C)=1Komega` and `V_(C C)=10V`. What is the minimum base current for `V_(CE)` to reach saturation?

`10 muA`

`40 muA`

`7 muA`

`100 muA`

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