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Electronic Devices - PNPN

Exercise : PNPN - Filling the Blanks
16.
The method(s) for turning off an SCR is (are) categorized as ________.
current interruption
forced commutation
both current interruption and forced commutation
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
In a programmable unijunction transistor (PUT), the ________ can be controlled through a couple of resistors and the supply voltage.
interbase resistance RBB
intrinsic stand-off ratio
emitter firing potential VP
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
The ________ are the terminals of an SCS.
anode, anode gate, cathode gate, and cathode
anode, cathode, cathode gate, and gate
anode, anode gate, cathode, and gate
anode, cathode, and gate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The SCRs have typical turn-on times of ________ in the regeneration action.
0.1 μs to 1 μs
0.1 ms to 1 ms
3 ms to 5 ms
5 ms to 9 ms
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
In the conduction region, the dynamic resistance of the SCR is typically ________ to ________.
0.01 , 0.1
1 , 10
50 , 100
500 , 10 k
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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