1. Using only a potentiometer, the ac trigger time of an SCR can be varied from about to degrees. 2. Using a potentiometer and a capacitor, the ac trigger time of an SCR can be varied from about degrees. 3. When the SCR conducts, the voltage across R is about cqual to the to 4. When the SCR conducts, the voltage across its A-K terminals is about 5. The voltage across R, when the SCR conducts is the result of V. times

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Fill-in questions:
1. Using only a potentiometer, the ac trigger time of an SCR can be varied from about
to
degrees.
2. Using a potentiometer and a capacitor, the ac trigger time of an SCR can be varied from
about
to
degrees.
3. When the SCR conducts, the voltage across R is about cqual to the
4. When the SCR conducts, the voltage across its A-K terminals is about
5. The voltage across R, when the SCR conducts is the result of
V.
times
Transcribed Image Text:Fill-in questions: 1. Using only a potentiometer, the ac trigger time of an SCR can be varied from about to degrees. 2. Using a potentiometer and a capacitor, the ac trigger time of an SCR can be varied from about to degrees. 3. When the SCR conducts, the voltage across R is about cqual to the 4. When the SCR conducts, the voltage across its A-K terminals is about 5. The voltage across R, when the SCR conducts is the result of V. times
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