BJT and FET Frequency Response – Exercise – 1

6. For any inverting amplifier, the impedance capacitance will be ________ by a Miller effect capacitance sensitive to the gain of the amplifier and the interelectrode capacitance.

(a) unaffected
(b) increased
(c) decreased
(d) None of the above

Answer
Answer : (c)
Explanation
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7. The Miller effect is meaningful in the ________ amplifier.

(a) inverting
(b) noninverting
(c) inverting/noninverting
(d) None of the above

Answer
Answer : (a)
Explanation
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8. The ________ configuration displays improved high-frequency characteristics over the ________ configuration.

(a) common-collector, common-emitter
(b) common-emitter, common-base
(c) common-emitter, common-collector
(d) common-base, common-emitter

Answer
Answer : (d)
Explanation
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9. If the parasitic capacitors were the only elements to determine the high cutoff frequency, the ________ frequency would be the determining factor.

(a) lowest
(b) highest
(c) lowest or highest
(d) None of the above

Answer
Answer : (a)
Explanation
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10. Logarithms taken to the base ________ are referred to as common logarithms, while logarithms taken to the base ________ are referred to as natural logarithms.

(a) 10, e
(b) e, 10
(c) 5, e
(d) 10, 5

Answer
Answer : (a)
Explanation
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