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WorksheetsDiode
Total questions: 10
Worksheet time: 5mins
1.The tunnel diode is also known as
Channel diode
High frequency diode
Esaki diode
2. The tunnel diode is best suited for
Rectifiers
Oscillators
Gunn
3.What are the materials used to make the Tunnel diode?
AlGaAs
ZnTe
Silicon and germanium materials
4.What happens to a tunnel diode when the reverse bias effect goes beyond the valley point?
it behaves as a normal diode
reverse saturation current increases
it attains increased negative slope effects
5.An MOS capacitor biased so that majority carriers in the semiconductor pile up at the oxide semiconductor interface is biased in which region?
accumulation
depletion
inversion
6.The power rating of a BJT is determined by which of the following
Emitter base junction area
Collector base area
Base width
7.Tunnel diode exhibits a special characteristics known as
Positive resistance
Positive reactance
Negative resistance
8.The quantum mechanics phenomenon describing the movement of particles across a barrier is called _____.
Doping
Tunneling
Purifying
9.Zener effect is operated at
low reverse voltage and for heavily doped junction
high reverse voltage and for heavily doped junction
low reverse voltage and for lightly doped junction
10.Tunnel diode has a very fast operation in_________
gamma frequency region
ultraviolet frequency region
microwave frequency region
