Transistors

2. A transistor is connected in CB mode. If it is not connected in CE mode with same bias voltages, the values of IE, IB and IC will ___________

remain the same
increase
decrease
none of the above

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CE mode with same bias voltages, the values of IE, IB and IC will ___________" class="read-more button" href="https://exam.pscnotes.com/mcq/a-transistor-is-connected-in-cb-mode-if-it-is-not-connected-in-ce-mode-with-same-bias-voltages-the-values-of-ie-ib-and-ic-will-___________/#more-59789">Detailed SolutionA transistor is connected in CB mode. If it is not connected in CE mode with same bias voltages, the values of IE, IB and IC will ___________

4. If Q of an LC circuit increases, then bandwidth ___________

Increases
Decreases
Remains the same
Insufficient data

Detailed

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SolutionIf Q of an LC circuit increases, then bandwidth ___________

5. A tuned amplifier is generally operated in ___________ operation

Class A
Class C
Class B
None of the above

Detailed

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SolutionA tuned amplifier is generally operated in ___________ operation

6. The phase difference between the input and output voltages in a common base arrangement is ___________

180°
90°
270°
0°

Detailed SolutionThe phase difference between the input

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64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube

and output voltages in a common base arrangement is ___________

7. Operating point represents ___________

Values of IC and VCE when signal is applied
The magnitude of signal
Zero signal values of IC and VCE
None of the above

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represents ___________" class="read-more button" href="https://exam.pscnotes.com/mcq/operating-point-represents-___________/#more-58548">Detailed SolutionOperating point represents ___________

8. The voltage gain in a transistor connected in ___________ arrangement is the highest

common base
common collector
common emitter
none of the above

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___________ arrangement is the highest" class="read-more button" href="https://exam.pscnotes.com/mcq/the-voltage-gain-in-a-transistor-connected-in-___________-arrangement-is-the-highest/#more-58322">Detailed SolutionThe voltage gain in a transistor connected in ___________ arrangement is the highest

9. In a transistor, the base current is about ___________ of emitter current

25%
20%
35%
5%

Detailed SolutionIn

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a transistor, the base current is about ___________ of emitter current

10. IC = [a/(1 – a )] IB + [. . . . . . . . /(1 – a)]?

ICBO
ICEO
IC
IE

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. /(1 – a)]?" class="read-more button" href="https://exam.pscnotes.com/mcq/ic-a-1-a-ib-1-a/#more-58107">Detailed SolutionIC = [a/(1 – a )] IB + [. . . . . . . . /(1 – a)]?
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