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

Related Mcqs:

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

   A. a reverse bias
   B. a wide depletion layer
   C. low resistance
   D. none of the above

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. In a transistor if ß = 100 and collector current is 10 mA, then IE is___________?

   A. 100 mA
   B. 100.1 mA
   C. 110 mA
   D. none of the above

8. In a pnp transistor, the current carriers are______________?

   A. acceptor ions
   B. donor ions
   C. free electrons
   D. holes

9. The collector of a transistor is____________doped?

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

10. BC 147 transistor indicates that it is made of____________?

    A. germanium
    B. silicon
    C. carbon
    D. none of the above