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Electronic Devices - PNPN

Exercise : PNPN - Filling the Blanks
6.
In general, the triggering (turn-on) anode gate current is ________ the required cathode gate current.
larger than
the same as
smaller than
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
The four-layer devices with a control mechanism are commonly referred to as ________.
thyristors
transistors
diodes
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
________ is(are) example(s) of applications of phototransistors.
Punch-card readers
Lighting control (for example, on highways)
Level indication
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
________ in light intensity corresponds with ________ in collector current.
An increase, an increase
An increase, a decrease
A decrease, an increase
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
A(n) ________ can be triggered in either direction.
SCR
Shockley diode
diac
SCS
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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