Analog Electronics The collector current is 1.5 mA. If the current gain is 50, the base current is 150 µA. 3 µA. 30 µA. 3 mA. 150 µA. 3 µA. 30 µA. 3 mA. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What will happen if doping of an intrinsic semiconductor with pentavalent impurity atom ? Fermi level fall Fermi level not change Fermi level raises None of these Fermi level fall Fermi level not change Fermi level raises None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics If the base supply voltage increase, the Q point moves nowhere. up. off the load line. down. nowhere. up. off the load line. down. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The early effect in a bipolar junction transistor is caused by Large collector-base reverse bias Large emitter-base forward bias Fast turn-off Fast turn-on Large collector-base reverse bias Large emitter-base forward bias Fast turn-off Fast turn-on ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The β of a transistor may be determined directly from the curve plotted between VCE and IE for constant IB. VCE and IC for constant IB. VCE and IC for constant IE. VBE and IE for constant VCE. VCE and IE for constant IB. VCE and IC for constant IB. VCE and IC for constant IE. VBE and IE for constant VCE. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The voltage divider biasing circuit is used in amplifiers quite often because it makes the operating point almost independent of β. reduces the DC base electric current. reduces the cost of the circuit. limits the AC signal going to base. makes the operating point almost independent of β. reduces the DC base electric current. reduces the cost of the circuit. limits the AC signal going to base. ANSWER DOWNLOAD EXAMIANS APP
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