Why do the internal capacitances of transistor at low frequencies treated as open circuits by completely neglecting their effects in analysis?

Which among the below mentioned assertions is not a considerable factor to design a biasing circuit?

A. Position of Q point

B. Value of collector current at Q point

C. Maximum output swing without generating any distortion

D. Transistor biasing in the circular portion of its transfer characteristics

Where should be the position of Q point on the load line, if the transistor is used for amplification purpose?

A. At the point of inception (initial point)

B. At the center

C. At the eventual point (final point)

D. None of the above

The slope of AC load line is usually ____________

A. Higher than slope of DC load line

B. Smaller than slope of DC load line

C. Similar as that of DC load line

D. None of the above

Which capacitor is used to block DC portion by allowing to pass only AC portion of the amplified signal to load?

A. Input Coupling Capacitor

B. Bypass Capacitor

C. Output Coupling Capacitor

D. All of the above

What is the phase-shift between input and output voltages of CE amplifier?

A. 90°

B. 120°

C. 180°

D. 270°