Q.25 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 behave like open circuits, whereas coupling and bypass capacitances behave like short circuits.
(B) The device parasitic capacitances, coupling capacitances and bypass capacitances behave like open circuits.
(C) The device parasitic capacitances, coupling capacitances and bypass capacitances behave like short circuits.
(D) The device parasitic capacitances behave like short circuits, whereas coupling and bypass capacitances behave like open circuits.
Answer: (A)
Explanation:
