Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about _______________ percent ?

Use of economiser in a boiler plant reduces the fuel consumption for s

1.	Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about _______________ percent ?
A.	1
B.	10
C.	30
D.	50
Answer» C. 30

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Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about _______________ percent ?

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