GENERATION AND TRANSMISSION - Practice Mode

1) Which is the clearance between live conductors in OH.LT. vertical configuration?

20 cm 30 cm 40 cm 50 cm

Correct Answer: 20 cm

2) What is the purpose of applying grease in binded aluminium joints in OH lines?

Avoid sparking Avoid oxidation Avoid loose connection Fill the gap between turns

Correct Answer: Avoid sparking

3) What is minimum clearance between earth and live conductor in LT vertical configuration?

10 cm 15 cm 25 cm 30 cm

Correct Answer: 30 cm

4) Which is the conductivity of aluminium compared to copper?

0.3 0.4 0.5 0.6

Correct Answer: 0.6

5) Which is the height of bus-bar assembly to be installed from ground?

1 m 1.5 m 2 m 2.75 m

Correct Answer: 2.75 m

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