Related Questions

A diac has ___________ semiconductor layers
A Three
B Two
C Four
D None of the above
An SCR has ___________ semiconductor layers
A Two
B Three
C Four
D None of the above
As the doping to a pure semiconductor increases, the bulk resistance of the semiconductor ___________
A Remains the same
B Increases
C Decreases
D None of the above
A Triac has three terminals viz ___________
A Drain, source, gate
B Two main terminal and a gate terminal
C Cathode, anode, gate
D None of the above
A triac is a ___________ switch
A Bidirectional
B Unidirectional
C Mechanical
D None of the above
A triac can pass a portion of ___________ half-cycle through the load.
A Only positive
B Only negative
C Both positive and negative
D None of the above
The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant
A Transistor
B SCR
C UJT
D none of the above
The triac is ___________.
A Like a bidirectional SCR
B A four-terminal device
C Not a thyristor
D None of the above
A triac is equivalent to two SCRs ___________.
A In parallel
B In series
C In inverse-parallel
D None of the above
The impurity level in an extrinsic semiconductor is about of pure semiconductor.
A 10 atoms for 108 atoms
B 1 atom for 108 atoms
C 1 atom for 104 atoms
D 1 atom for 100 atoms

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