Blow off cock is provided in steam boiler to ________?

3609Chemical EngineeringMedium

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

BGuard the boiler in case of abnormal rise in steam pressure

CRegulate the supply of water in boiler

DDrain out water and sludge during its repair

Correct answer

D. Drain out water and sludge during its repair

Explanation

The correct answer is Drain out water and sludge during its repair.

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