emitter
base
collector
Any of the above depending upon the nature of transistor.
Transistors are
electrons - sensitive device
pressure - sensitive device
holes - sensitive device
temperature - sensitive device
Which of the following when added as an impurity into silicon produces n-type semiconductor?
P
Al
B
Mg
Sodium has body centred packing. If the distance between two nearest atoms is 3.7 Å, then the lattice parameter is
3.3 Å
3.9 Å
4.3 Å
4.8 Å
Sodium has body centred packing. Distance between two nearest atoms is 3.7Å. The lattice parameter is
6.8Å
4.3Å
3.0Å
8.6Å
In a junction diode, the holes are due to
protons
extra electrons
neutrons
missing electrons
The current gain for a transistor working as common base amplifier is 0.96. If the emitter current is 7.2 mA, then the base current is
Radio waves of constant amplitude can be generated with
FET
filter
rectifier
oscillator
The correct relationship between the two current gains and in a transistor is
Diamond is very hard because
it is covalent solid
it has large cohesive energy
high melting point
insoluble in all solvants
