Blow off cock is provided in steam boiler to

Question: Blow off cock is provided in steam boiler to
[A].

guard the boiler in case of abnormal rise in steam pressure.

[B].

drain out water and sludge during its repair.

[C].

regulate the supply of water in boiler.

[D].

put out the fire in the furnace when the water level in the boiler falls to unsafe limit.

Answer: Option B

Explanation:

No answer description available for this question.