DISTRIBUTION AND PROTECTION - Quiz

1) Where underground distribution system is preferred?

Open areas In forests Highly populated area Hill areas

2) What is the advantage of underground distribution system?

High installation cost Difficult to trace the faults Lower life span Good appearance

3) Which is a part of over head line?

Lead sheath Stay wire Armouring Cable trench

4) Which is a line protecting device?

Bus bar Isolating switch Insulator Circuit Breaker

5) Which type of isolater consists of four arms and at the end of arm silver plated copper contacts are fixed?

Single brake isolater Double brake isolater Pantograph isolater Bus side isolater