If gate current is increased, then anode-cathode voltage at which SCR closes_________________?

Related Mcqs:

1. In the normal operation of an SCR, anode is __________ w.r.t. cathode?

   A. At zero potential
   B. Negative
   C. Positive
   D. None of the above

2. In normal operation of an SCR, gate is _____________w.r.t. cathode?

   A. Positive
   B. Negative
   C. At zero potential
   D. None of the above

3. In an SCR circuit the supply voltage is generally ___________ that of breakover voltage?

   A. Equal to
   B. Less than
   C. Greater than
   D. None of the above

4. When an SCR is turned on, the voltage across it is about _____________?

   A. Zero
   B. 10 V
   C. 1 V
   D. 1 V

5. If firing angle in an SCR circuit is increased, the output _____________?

   A. Remains the same
   B. Is increased
   C. Is decreased
   D. None of the above

6. When SCR is OFF, the current in the circuit is ________________?

   A. Exactly zero
   B. Small leakage current
   C. Large leakage current
   D. None of the above

7. An SCR has ___________semiconductor layers?

   A. Two
   B. Three
   C. Four
   D. None of the above

8. An SCR has __________ pn junctions?

   A. Two
   B. Three
   C. Four
   D. None of the above

9. An SCR combines the features of ____________?

   A. A rectifier and resistance
   B. A rectifier and transistor
   C. A rectifier and capacitor
   D. None of the above

10. The control element of an SCR is ______________?

    A. Cathode
    B. Anode
    C. Anode supply
    D. Gate