Electronic Devices Circuits Collector Base Bias Online Exam Quiz
Electronic Devices Circuits Collector Base Bias GK Quiz. Question and Answers related to Electronic Devices Circuits Collector Base Bias. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Collector Base Bias
The collector current (IC) that is obtained in a collector to base biased transistor is_________
Options
A : (VCC-VBE)/RB
B : (VCC+VBE)/RB
C : (VCE-VBE)/RB
D : (VCE+VBE)/RB
When the ? value is large for a given transistor, the IC and VCE values are given by_________
Options
A : (VCC-VBE)/RB, VCC-RCIC
B : (VCC+VBE)/RB, VCC-RC(IC+IB)
C : (VCC+VBE)/RB, VCC+RC(IC+IB)
D : (VCC+VBE)/RB, VCC+RC(IC-IB)
In the circuit, transistor has ? =60, VBE=0.7V. Find the collector to emitter voltage drop VCE.
Options
A : 5V
B : 3V
C : 8V
D : 6V
The negative feedback does good for DC signal by_________
Options
A : decreasing the gain
B : increasing the gain
C : stabilising the operating point
D : increasing the stability factor
What is the DC characteristic used to prove that the transistor is indeed biased in saturation mode?
Options
A : IC = ?IB
B : IC > ?IB
C : IC >> ?IB
D : IC < ?IB
The demerit of a collector to base bias is_________
Options
A : its need of high resistance values
B : its dependence on ?
C : its independence on ?
D : the positive feedback produced by the base resistor
The thermal runway is avoided in a collector to base bias because_________
Options
A : of its independence of ?
B : of the positive feedback produced by the base resistor
C : of the negative feedback produced by the base resistor
D : of its dependence of ?
The collector to emitter voltage (VCE) is obtained by_________
Options
A : VCC – RC(IC-IB)
B : VCC – RC(IC+IB)
C : VCC + RC(IC+IB)
D : VCC + RC(IC-IB)
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