Steam boiler | Steam boiler Objective Type Questions and answers


21. Water tube boilers are those in which.....


   A.Flue gases pass through tubes and water around it

   B.Water passes through the tubes and flue gases around it

   C.Work is done during adiabatic expansion

   D.Change is enthalpy


✔ View Answer


B.Water passes through the tubes and flue gases around it

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22. Fire tube boilers are those in which.............


   A.Flue gases pass through tubes and water around it

   B.Water passes through the tubes and flue gases around it

   C.Work is done during adiabatic expansion

   D.Change is enthalpy


✔ View Answer


A.Flue gases pass through tubes and water around it

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23. The diameter of fire tube of cornish boiler compared to its shell is........


   A.One-half

   B.One-thired

   C.Two-fifth

   D.Three-fifth


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D.Three-fifth

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24. The length of cornish boiler is of the order of........


   A.2-4 m

   B.3-5 m

   C.5-7.5 m

   D.7-9 m


✔ View Answer


C.5-7.5 m

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25. Cochran boiler is a......


   A.Horizontal fire tube boiler

   A.Horizontal water tube boiler

   C.Vertical water tube type

   D.Vertical fire tube type


✔ View Answer


D.Vertical fire tube type

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