A. 5, 7
B. 4, 6
C. 7, 5
D. 6, 4
- Who is the current chairman of NEPRA ?
- What series is used to analyze the field form?
- A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. value of n will be___________?
- The sum of all phase current in a star connected primary winding with no neutral connection is equal to___________?
- Practical way of obtaining static voltage equalization in series connected SCRs is by the use of____________?
- Who is the current President of Finland?
- If holding current of a thyristor is 2 mA then latching current should be_____?
- The latching current of SCR is 20 mA. Its holding current will be___________?
- When a large surge current of very short duration flows through a thyristor then which one of the following device will operate to protect the thyristor ___________?
- Voltage commutation circuit can be converted into a current commutation by interchanging the positions of____________?
- CB used for over current protection of thyristor operates when the fault current is__________?
- Zakoota Jinn in popular children’s comedy series “Ainak Wala Jinn” passed away in Lahore on____________?