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.Management Sciences
Category: TRANSISTORS
In a pnp transistor, the current carriers are______________?
0
A. acceptor ions
B. donor ions
C. free electrons
D. holes
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
The base of a transistor is____________doped?
A. heavily
B. moderately
C. lightly
D. none of the above
BC 147 transistor indicates that it is made of____________?
A. germanium
B. silicon
C. carbon
D. none of the above
The arrow in the symbol of a transistor indicates the direction of____________?
A. electron current in the emitter
B. electron current in the collector
C. hole current in the emitter
D. donor ion current
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
Most of the majority carriers from the emitter____________?
A. recombine in the base
B. recombine in the emitter
C. pass through the base region to the collector
D. none of the above
The value of a of a transistor is_____________?
A. more than 1
B. less than 1
C. 1
D. none of the above
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