In transistor amplifier, base-emitter junction is forward biased and collector emitter junction is reverse biased. The current gain is

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In transistor amplifier, base-emitter junction is forward biased and collector emitter junction is reverse biased. The current gain is

PhysicsSemiconductorsMHT CETMHT CET 2020 (14 Oct Shift 2)

Options:

A $\frac{\Delta \mathrm{I}_{\mathrm{E}}}{\Delta \mathrm{I}_{\mathrm{B}}}$
B $\frac{\Delta \mathrm{I}_{\mathrm{B}}}{\Delta \mathrm{I}_{\mathrm{E}}}$
C $\frac{\Delta \mathrm{I}_{\mathrm{B}}}{\Delta \mathrm{I}_{\mathrm{C}}}$
D $\frac{\Delta \mathrm{I}_{\mathrm{C}}}{\Delta \mathrm{I}_{\mathrm{B}}}$

Solution:

2756 Upvotes Verified Answer

The correct answer is: $\frac{\Delta \mathrm{I}_{\mathrm{C}}}{\Delta \mathrm{I}_{\mathrm{B}}}$

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