1.

The function of connecting zener diode in an UJT circuit, used for triggering SCR is to

A. expedite the generation of triggering pulses.
B. delay the generation of triggering pulses.
C. provide a constant voltage to VJT to prevent erratic firing.
D. provide a variable voltage to VJT as the source voltage changes.
Answer» D. provide a variable voltage to VJT as the source voltage changes.


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