GENERATION AND TRANSMISSION - Quiz

1) Which is the purpose of bushings in transformer?

To connect primary terminals only To connect both input and output terminas To connect secondary terminals only To connect the neutral terminals

2) Which type of test is known as DGA test in transformer bushing testing?

Measurement of partial discharge Moisture analysis Dielectric gas analysis Dissolved gas analysis

3) Which is the advatage of auto transformer over two winding transformer?

Can isolate the secondary from primary Better voltage regulation Used for power distribution Can be used in EHT supply

4) Which is the application of auto transformer?

Servo line correctors For low voltage distribution To measure the voltage To measure the current

5) Which is the purpose of parallel operation of transformers?

To reduce the voltage drop To increase the output voltage To reduce the no of transformer Provides more reliability of power