Transistors Archives

41. The most commonly used transistor arrangement is ___________ arrangement

common emitter

common base

common collector

none of the above

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arrangement" class="read-more button" href="https://exam.pscnotes.com/mcq/the-most-commonly-used-transistor-arrangement-is-___________-arrangement/#more-54140">Detailed Solution

42. For proper operation of the transistor, its collector should have ___________

Proper forward bias

Proper reverse bias

Very small size

None of the above

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43. For faithful amplification by a transistor circuit, the value of VCE should ___________ for silicon transistor

Not fall below 1 V

Be zero

Be 0.2 V

None of the above

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transistor circuit, the value of VCE should ___________ for silicon transistor" class="read-more button" href="https://exam.pscnotes.com/mcq/for-faithful-amplification-by-a-transistor-circuit-the-value-of-vce-should-___________-for-silicon-transistor/#more-52866">Detailed Solution

44. The base of a transistor is ___________ doped

heavily

moderately

lightly

none of the above

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href="https://exam.pscnotes.com/mcq/the-base-of-a-transistor-is-___________-doped/#more-52691">Detailed Solution

45. In the design of a biasing circuit, the value of collector load RC is determined by ___________

VCE consideration

VBE consideration

IB consideration

None of the above

Detailed SolutionIn the design of a biasing circuit,

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the value of collector load RC is determined by ___________

46. In a parallel LC circuit, if the signal frequency is decreased below the resonant frequency, then ___________

XL decreases and XC increases

XL increases and XC decreases

Line current becomes minimum

None of the above

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href="https://exam.pscnotes.com/mcq/in-a-parallel-lc-circuit-if-the-signal-frequency-is-decreased-below-the-resonant-frequency-then-___________/#more-52582">Detailed Solution

47. At series resonance, voltage across L is ___________ voltage across C

Equal to but opposite in phase to

Equal to but in phase with

Greater than but in phase with

Less than but in phase with

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L is ___________ voltage across C" class="read-more button" href="https://exam.pscnotes.com/mcq/at-series-resonance-voltage-across-l-is-___________-voltage-across-c/#more-52539">Detailed Solution

48. The arrow in the symbol of a transistor indicates the direction of ___________

electron current in the emitter

electron current in the collector

hole current in the emitter

donor ion current

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the symbol of a transistor indicates the direction of ___________" class="read-more button" href="https://exam.pscnotes.com/mcq/the-arrow-in-the-symbol-of-a-transistor-indicates-the-direction-of-___________/#more-52509">Detailed Solution