A Best Way To Crack Gorenment Job Exams

Electronics Engineering Objective Questions { Bipolar Junction Transistor }



120.  For proper operation of the transistor,its collector should have
A. proper forward bias
B. proper reverse bias
C. very small size
D. none of the above
Discuss in Forum

121. For faithful amplification by a transistor circuit, the value of VcE should for silicon transistor.
A. not fall below 1 V
B. be zero
C. be 0.2 V
D. none of the above
Discuss in Forum

122. The circuit that provides the best stabilisation of operating point is
A. base resistor bias
B. collector feedback bias
C. potential divider bias
D. none of the above
Discuss in Forum

123. The point of intersection of d.c. and a.c. load lines represents
A. operating point
B. current gain
C. voltage gain
D. none of the above
Discuss in Forum

124. An ideal value of stability factor is
A.100
B.200
C. more than 200
D.1
Discuss in Forum

125. The zero signal lc is generally mA in the initial stages of a transistor amplifier.
A.4
B.1
C.3
D. more than 10
Discuss in Forum

126. If the maximum collector current due to signal alone is 3 mA, then zero signal collector current should be atleast equal to
A. 6 mA
B. 1.5 mA
C. 3 mA
D. 1 inA
Discuss in Forum

Page 18 of 31

« 16 17  18  1920 »