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Which one of the following statements is correct about an ac-coupled common-emitter amplifier operating in the mid-band region?

a: The device parasitic capacitances, coupling capacitances and bypass capacitances behave like open circuits Explanation

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b: The device parasitic capacitances, coupling capacitances and bypass capacitances behave like short circuits Explanation

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c: The device parasitic capacitances behave like short circuits, whereas coupling and bypass capacitances behave like open circuits Explanation

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d: The device parasitic capacitances behave like open circuits, whereas coupling and bypass capacitances behave like short circuits. Explanation

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For the low-frequency response of a BJT amplifier, the maximum gain is where ________

a: R_B=0 Ω Explanation

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b: R_C=0 Ω Explanation

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c: R_E=0 Ω Explanation

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d: R_L=0 Ω Explanation

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What is the normalized gain expressed in dB for the cutoff frequencies?

a: -6 dB Explanation

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b: -3 dB Explanation

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c: -20 dB Explanation

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d: +3dB Explanation

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What magnitude voltage gain corresponds to a decibel gain of 50?

a: 31.6238 Explanation

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b: 316.228 Explanation

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c: 3162.38 Explanation

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d: 31623.8 Explanation

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The decibel (dB) is defined such that ________ decibel(s) = ________ bel(s).

a: 1, 10 Explanation

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b: 10, 10 Explanation

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c: 10, 1 Explanation

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d: 1, 1 Explanation

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