FACTS Devices MCQ

Paramhans May 10, 2021

FACTS devices MCQ
FACTS devices 

1) Which is not a Variable Impedance Type Series Compensators ________.

a. TCSC

b. GCSC

c. SSSC

d. TSSC


2. In case of TSSC capacitor (C) connected_______.

a. in series with the transmission line

b. in parallel with the transmission line

c. in series with the thyristor

d. parallel with TCR


3. In case of TCSC a series compensating capacitor (C) connected_________.

a. in series with TCR

b. in parallel with TCR

c. in series with a TSC

d. in parallel with TSC


4. Which statement is true for SSSC________.

a. It always operated with closed-loop control for varying real and reactive power for compensation

b. It always operated with open -loop control for varying real and reactive power for compensation

c. It always operated with closed-loop control for varying only real power

d. It always operated with open -loop control for varying only reactive power


5. Which is not a modes of operation of TCSC?

a. By passed thyristor mode.

b. Blocked thyristor mode.

c. Partial conducting thyristor mode

d. Standby mode


6. Which of the following is a shunt controller?

a. SSSC

b. STATCOM

c. TCSC

d. TSSC

7. TSSC means ?

a. Thyristor Switched Synchronous Capacitors

b. Thyristor Synchronous switched Capacitors

c. Thyristor Synchronous series compensator

d. Thyristor Switched Series Capacitors


8. A SSSC can produce ?

a. only maximum inductive voltage with any level of line current

b. only maximum capacitive compensating voltage

c. minimum capacitive and maximum inductive voltage

d. maximum inductive and maximum capacitive compensating voltage with any level of line current


9. Which of the following is not a series controller ?

a. TCSC

b. TSSC

c. SVC

d. SSSC

10. Series capacitor is used in a transmission line to ?

a. Compensate the voltage drop

b. Reduce line losses

c. Limit short-circuit current

d. Improve load power factor


11. Harmonics is __________________ type of PQ problem.

a. Transients

b. Frequency variations

c. Waveform distortions

d. Voltage flicker


12. FACTS devices employ _________ for switching.

a. High speed thyristor

b. Rectifier

c. Low speed thyristor

d. None of these


13. What is the main disadvantage of FACTS?

a. Enhance controllability

b. Very costly

c. Cheap

d. None of these


14. Automatic generation control(AGC) controls_________.

a. Torque

b. Frequency

c. Voltage

d. All of these


15. Which of the following is the area of FACTS devices application?

a. Power quality

b. Power transmission

c. Wind power grid connection

d. All of these



Post a Comment

0 Comments

If you have any doubt, feel free to ask.