MASS. 3RD Engineer Written Exam, 29 JULY
- If you have two reciprocating pumps, how can you
tell which one is intended to pump HP fluids and which one is intended
to pumps LP fluids? How can the pumps be measures?
- What is phosphate used
for in a boiler?
- How do you measure
- What are the steam
table headings? What else can you find on a Mollier chart?
- List 5 important
turbine auxiliaries and their functions.
- How many blow off
valves are required on a boiler?
- What are CO, CO2, SO2,
H2 and H2O?
- Which type of fan moves
a greater volume of air, forced draft or induced draft?
- What can cause one or
more bulges in a tube of a water tube boiler?
- How would you perform a
- A common unit of work
in the US is the foot-pound.
- Define a foot-pound.
- How many foot-pounds are in one horsepower?
- What is the purpose of
a thrust bearing? Name two types.
- Why do we treat boiler
water? (Be complete)
- Describe how to take
leads on a large main bearing.
- What does the term LOAD
mean with regard to metals?
- What is the capacity in
GALLONS of a cylindrical tank with a diameter of 8 feet and a length of
16 feet? Show all work.
- A BARREL is equal to
_______ gal. US.
- In a three-element feed
water regulator, what three items are measured? How will it respond to
a sudden demand for steam?
- Describe the
construction and operation of a single tube lifting injector.
- What is a rotor?
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