Electronic Devices-Transistor Bias Circuits
Electronic Devices-Transistor Bias Circuits
1. Clipping is the result of
- the input signal being too large.
- the transistor being driven into saturation.
- the transistor being driven into cutoff.
- all of the above
2. Which transistor bias circuit arrangement provides good stability using negative feedback from collector to base?
- base bias
- collector-feedback bias
- voltage-divider bias
- emitter bias
3. Which transistor bias circuit provides good Q-point stability with a single-polarity supply voltage?
- base bias
- collector-feedback bias
- voltage-divider bias
- emitter bias
4. Ideally, for linear operation, a transistor should be biased so that the Q-point is
- near saturation.
- near cutoff.
- where IC is maximum.
- halfway between cutoff and saturation.
5. The most stable biasing technique used is the
- voltage-divider bias.
- base bias.
- emitter bias.
- collector bias.
6. Emitter bias requires
- only a positive supply voltage.
- only a negative supply voltage.
- no supply voltage.
- both positive and negative supply voltages.
8. At saturation the value of VCE is nearly ________, and IC = ________.
- zero, zero
- VCC, IC(sat)
- zero, I(sat)
- VCC, zero
9. Voltage-divider bias has a relatively stable Q-point, as does
- base bias.
- collector-feedback bias.
- both of the above
- none of the above
10. The linear (active) operating region of a transistor lies along the load line below ________ and above ________.
- cutoff, saturation
- saturation, cutoff