Output Characteristics of a NPN Transistor 
1. The output characteristic of an n-p-n transistor represent: [IC= Collector current, VCE= potential difference between collector and emitter, IB=Base current, VBB= voltage given to base; VBE= the potential difference between base and emitter]
2. In a transistor output characteristics commonly used in common emitter configuration, the base current IB, the collector current IC and the collector-emitter voltage VCE have values of the following orders of magnitude in the active region:
3. Let iE, iC and iB represent the emitter current, the collector current and the base current respectively in a transistor. Then
4. The majority charge carries in an NPN transistors are-
5. In an n-p-n transistor operating in saturated mode, the output voltage VCE is
6. n-p-n transistors are preferred over p-n-p transistors because they have
7. In a common-emitter transistor amplifier circuit β = 100, input resistance R1 = 1 kΩ, output resistance R2 = 10 kΩ. The voltage gain of circuit is:
8. A good amplifier is one which has ______input resistance and ________output resistance.
9. Choose the correct relation between the base current (IB), collector current(IC) and emitter current (IE) in a p-n-p transistor.
10. In a transistor configuration α -parameter is