Electronic Devices and Circuit Theory:: Transistor Bias Circuits

Clipping is the result of

A. the input signal being too large.
B. the transistor being driven into saturation.
C the transistor being driven into cutoff.
D. all of the above

Which transistor bias circuit arrangement provides good stability using negative feedback from collector to base?

A. base bias
B. collector-feedback bias
C voltage-divider bias
D. emitter bias

What is the Q-point for a fixed-bias transistor with IB = 75 μA, βDC = 100, VCC = 20 V, and RC = 1.5 kΩ?

A. VC = 0 V
B. VC = 20 V
C VC = 8.75 V
D. VC = 11.25 V

Which transistor bias circuit arrangement provides good Q-point stability, but requires both positive and negative supply voltages?

A. base bias
B. collector-feedback bias
C voltage-divider bias
D. emitter bias

Voltage-divider bias has a relatively stable Q-point, as does

A. base bias.
B. collector-feedback bias.
C both of the above
D. none of the above

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