Question

Fig. shows a common–emitter amplifier. The current gain α of transistor is 100/101. For an input signal voltage V_i = 2 mV; the output voltage V₀ is

(1) 50 mV

(2) 50 mV

(3) 1 V

(4) 5 V

Answer 1

(3) 1 V

where β is current gain in common emitter configuration.