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Power Engineering - 4B3 Practice Questions And Answers
NewPower Engineering - 4B3 Practice Questions And Answers
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Power Engineering - 4B3 Practice Questions and Answers Rated A
PopularPower Engineering - 4B3 Practice Questions and Answers Rated A 
The bottom of the gauge glass for a firetube boiler must 
be: 
a. 76 mm above the highest firetube 
b. Level with the normal water level 
c. 25 mm above the lowest firetube 
d. Level with the highest firetube 
e. 25 mm below the highest firetube 
A disadvantage of a gauge glass safety shutott valve is: 
a. It cannot withstand high pressure 
b. The glass cannot be blown down 
c. Loss of water is not prevented 
d. It requires more mai...