Bipolar Junction Transistors MCQs
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There is(are) _______ in the internal construction of a TO-92 package.
- A. gold bond wires
- B. a copper frame
- C. epoxy encapsulation
- D. All of the above
- Correct Answer: Option D
The leads of a transistor are typically made of _______.
- A. gold
- B. aluminum
- C. nickel
- D. All of the above
- Correct Answer: Option B
If the positive lead of an ohmmeter is connected to the base and the negative lead to the emitter, a low resistance reading would indicate a ______ transistor and a high resistance reading would indicate a ______ transistor.
- A. npn, pnp
- B. pnp, npn
- C. npn, npn
- D. pnp, pnp
- Correct Answer: Option A
An OL indication on an advanced digital meter indicates _______ while checking a transistor.
- A. forward bias
- B. reverse bias
- C. definitely a defective transistor
- D. None of the above
- Correct Answer: Option B
When checking a transistor by ohmmeter, a relatively _______ resistance is displayed for a forward-biased junction and ______ resistance for a reverse-biased junction.
- A. low, very high
- B. low, low
- C. high, high
- D. high, very low
- Correct Answer: Option A
The level of _____ is determined and displayed by advanced digital meters if using diode-testing mode.
- A. VBE
- B. IC
- C. IB
- D. IE
- Correct Answer: Option A
The level of _____ is determined and displayed by advanced digital meters.
- A. VCE
- B. IB
- C. IC
- D. βdc
- Correct Answer: Option D
The step function (per step) of a curve tracer reveals the scale for _______.
- A. collector current IC
- B. VCE voltage
- C. base current IB
- D. All of the above
- Correct Answer: Option C
The “on” and “off” characteristics refer to _____ limits while the small-signal characteristics indicate the parameters of importance to _____ operation.
- A. ac, dc
- B. dc, ac
- C. ac, dc and ac
- D. dc and ac, dc
- Correct Answer: Option B
The active region of a transistor is bounded by the _______.
- A. cutoff region
- B. saturation region
- C. power dissipation curve
- D. All of the above
- Correct Answer: Option D