At the base-emitter junctions of a transistor, one finds___________?

Related Mcqs:

1. In a transistor, the base current is about_________of emitter current?

   A. 25% B. 20% C. 35 % D. 5%...

2. As the temperature of a transistor goes up, the base-emitter resistance___________?

   A. decreases B. increases C. remains the same D. none of the above...

3. The phase difference between the input and output voltages of a transistor connected in common emitter arrangement is___________?

   A. 0o B. 180o C. 90o D. 270o...

4. The emitter of a transistor is___________doped?

   A. lightly B. heavily C. moderately D. none of the above...

5. The collector-base junction in a transistor has___________?

   A. forward bias at all times B. reverse bias at all times C. low resistance D. none of the above...

6. The base of a transistor is____________doped?

   A. heavily B. moderately C. lightly D. none of the above...

7. The voltage gain in a transistor connected in___________arrangement is the highest?

   A. common base B. common collector C. common emitter D. none of the above...

8. The power gain in a transistor connected in___________arrangement is the highest?

   A. common emitter B. common base C. common collector D. none of the above...

9. A heat sink is generally used with a transistor to______________?

   A. increase the forward current B. decrease the forward current C. compensate for excessive doping D. prevent excessive temperature rise...

10. The output impedance of a transistor is____________?

    A. high B. zero C. low D. very low...