83. For proper amplification by a transistor circuit, the operating point should be located at the ___________ of the d.c. load line

The end point
Middle
The maximum current point
None of the above

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should be located at the ___________ of the d.c. load line" class="read-more button" href="https://exam.pscnotes.com/mcq/for-proper-amplification-by-a-transistor-circuit-the-operating-point-should-be-located-at-the-___________-of-the-d-c-load-line/#more-46640">Detailed SolutionFor proper amplification by a transistor circuit, the operating point should be located at the ___________ of the d.c. load line

84. Frequencies above ___________ kHz are called radio frequencies

2
10
50
200

Detailed

SolutionFrequencies above ___________ kHz are called radio frequencies

85. The phase difference between the input and output voltages of a transistor connected in common collector arrangement is ___________

0°
90°
180°
270°

Detailed SolutionThe phase difference between the input and output voltages

of a transistor connected in common collector arrangement is ___________

86. At series or parallel resonance, the circuit power factor is ___________

0%
5%
10%
8%

Detailed

SolutionAt series or parallel resonance, the circuit power factor is ___________

87. The Q of a tuned amplifier is 50. If the resonant frequency for the amplifier is 1000kHZ, then bandwidth is ___________

10kHz
40 kHz
30 kHz
20 kHz

Detailed SolutionThe Q of a tuned amplifier is

50. If the resonant frequency for the amplifier is 1000kHZ, then bandwidth is ___________

88. The Q of a tuned amplifier is generally ___________

Less than 5
Less than 10
More than 10
None of the above

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tuned amplifier is generally ___________" class="read-more button" href="https://exam.pscnotes.com/mcq/the-q-of-a-tuned-amplifier-is-generally-___________/#more-45722">Detailed SolutionThe Q of a tuned amplifier is generally ___________

89. In a npn transistor, ___________ are the minority carriers

free electrons
holes
donor ions
acceptor ions

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90. The purpose of resistance in the emitter circuit of a transistor amplifier is to ___________

Limit the maximum emitter current
Provide base-emitter bias
Limit the change in emitter current
None of the above

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of resistance in the emitter circuit of a transistor amplifier is to ___________" class="read-more button" href="https://exam.pscnotes.com/mcq/the-purpose-of-resistance-in-the-emitter-circuit-of-a-transistor-amplifier-is-to-___________/#more-45375">Detailed SolutionThe purpose of resistance in the emitter circuit of a transistor amplifier is to ___________


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