The diameters of fire tubes and superheater tubes in locomotive boiler – McqOptions

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1.	The diameters of fire tubes and superheater tubes in locomotive boiler are
A.	7.5 mm, 130 mm
B.	2.5 mm, 180 mm
C.	5.5 mm, 210 mm
D.	4.5 mm, 65 mm
Answer» B. 2.5 mm, 180 mm

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