A Best Way To Crack Gorenment Job Exams

Electronics Engineering Objective Questions { Bipolar Junction Transistor }

64. Unique features of a CC amplifier circuit is that it
A. steps up the impedance level
B. does not increase signal voltage
C. acts as an impedance matching device
D. all of the above
Discuss in Forum

65. The input impedance 1111 of a network with output shorted is given by the ratio
A. vi /
B. vi /2
C. i2 /
D. i2 / v2
Discuss in Forum

66. the h-parameters of a transistor depend on its
A. configuration
B. operating point
C. temperature
D. all of the above
Discuss in Forum

67. The output admittance 110 of an ideal transistor connected in CB configuration is Siemens
B. hr
C. 1/re
D. ?1
Discuss in Forum

68. A transistor has hie = 100, hie = 5.2 K and rbb = 0. At room temperature, VT = 26 mV, the collector current, I lc I will be
A. 10 mA
B. 5 tnA
C. 1 mA
D. 0.5 mA
Discuss in Forum

69.  A transistor has
A. one pn junction
B. two pn junctions
C. three pn junctions
D. four pn junctions
Discuss in Forum

70. The number of depletion layers in a transistor is
A. four
B. three
C. one
D. two
Discuss in Forum

Page 10 of 31

« 8 9  10  1112 »