Transistors » Exercise – 1
1. A transistor acts as a :
(a) Diode and voltage source
(b) Diode and current source
(c) Diode and power supply
(d) Diode and resistance
2. The free electrons recombine with a hole in the base region of a transistor to become :
(a) Free electrons
(b) Valence electrons
(c) Atom
(d) Majority carrier
3. Transistor is a :
(a) current controlled current device
(b) current controlled voltage device
(c) voltage controlled current device
(d) voltage controlled voltage device
4. ICBO in a transistor can be reduced by :
(a) Reducing IB
(b) Reducing VCC
(c) Reducing IE
(d) Reducing the temperature
5. The base current of a transistor is typically :
(a) Less than emitter current
(b) Greater than emitter current
(c) Same as emitter current
(d) Equal to the sum of emitter and collector currents
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