1. a) How is eddy current noted during a test?
b) How is magnetic flux noted during an eddy current test?
c) What is the frequency of the alternating current used?
2. Name 5 non-destructive tests and explain each.
3. What does a Charpy V-Notch determine?
4. What is the ratio when determining concentrations in a boiler?
5. What information is contained on a Mass. DPS daily record form?
6. Name at least 5 boiler losses.
7. Name 4 protective devices on a turbine and how are they all connected?
8. Boiler horsepower and factor of evaporation problem.
9. Turbine horsepower water rate problem.
10. A pump is operating at a speed of 1800 rpm and a discharge pressure of 100 psig, if the speed is increased to 3000 rpm, what will be the new discharge pressure?
11. What is the main reason a reheater is used?
12. What does creep cause and why should we be concerned?
13. What determines when we switch from a round water glass to a flat water glass according to code? Be specific!
14. What is endpoint of circulation?
15. Lay up a boiler wet.
16. Given weight of a fuel oil and weight of water and want to know the specific gravity.
17. Explain a governor on an extraction turbine.
18. What does magnesium chloride cause to happen in a boiler?
19. What are a static and a dynamic balance?
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