Function of fusible plug in a boiler is to

Question: Function of fusible plug in a boiler is to
[A].

drain out water and sludge from the boiler during repair.

[B].

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

[C].

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

[D].

all (a), (b) & (c).

Answer: Option B

Explanation:

No answer description available for this question.