railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Power Electronics and Drives Thyristors Thyristor Turn on Methods
Consider the following statements:
SCR can be turned on by
1. Applying anode voltage at a sufficiently fast rate
2. Applying sufficiently large anode voltage
3. decreasing the temperature of SCR
4. Applying sufficiently large gate current
Which of the above statements are correct?1
1, 2 and 3
2
1, 3 and 4
3
1, 2 and 4
4
2, 3 and 4