Question Paper from: Railway RRB ALP Stage - II (Paper - I)

The advantage(s) of an economiser is/are


it increases the efficiency of the boiler plant 


it reduces the range of temperature between different parts of the boiler


it makes for more rapid evaporation


All of these

Chapter Name: Science

This has been asked in Question Paper

Railway RRB ALP Stage - II (Paper - I)


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