WorksheetsTunnel effect
Total questions: 10
Worksheet time: 5mins
What do you read here
1.Why do we prefer silicon for transistor?
Current amplification high
High Resistance
High temperature coefficient
9.In Schottky diode bands bends up
in the direction of electric field
In the direction of magnetic field
in the direction of power
LIGHT EMITTING DIODE WORKS IN ________________ CONDITION.
REVERSE BIAS
NO BIAS
FORWARD BIAS
NONE OF THE ABOVE.
Schottky junction made up of
Metal to n region
p to n region
metal to semiconductor
metal to insulator
Comparing a triac & SCR
Both are unidirectional devices
An SCR has less time for turn off than Triac
Both are bidirectional devices
All of the above
A device that does not exhibit negative resistance characteristics is
FET
UJT
Tunnel diode
SCR
The ripple factor of a bridge rectifier is
0.482
0.8l2
l.ll
1.21
SCOTTKY DIODE OPERATES ONLY WITH
Majority Carriers
Minority Carriers
The thyristor is turned -off when the anode current falls below_____
Forward current
Latching current
Holding current
Breakover current
