Millwright turbines - Study guides, Class notes & Summaries

Millwright Period 4 Exam Results Questions With Verified Answers Graded A+ Engine Block Rejection Most common reason: cracks after cleaning and inspection. Steam Turbine Class Rated up to 700 psig and 399°C: class 3 turbine. Gas Turbine Seals Used on compressor and turbine: labyrinth seals. Electronic Overspeed Trips Typically used on turbines above 10,000 rpm. Zener Diode Excess Voltage On low-tension magneto: shorted to ground. Pickling of Steel Piping Process:...

Millwright Level 4 Turbines Exam Questions With Verified Answers Graded A+ 2024/2025 Carbon rings are used to seal the steam within the casing of steam turbines. why is this method effective on impulse type steam turbines? A. low casing pressure B. minimal maintenance C. high shaft surface speeds D. corrosion resistance A. low casing pressure Transpiration is a process of using __________ to cool the turbine blades A. super heated steam B. a watery steam vapor C. a refrigerant D. ...

Millwright Exam Prep|Latest Update Graded A+ 1. When the downward force at C2 is 100 lb and D2 = 2.5 inches, the upward force at C1 will be ________lb if D1 = 4 inches. A. 160 B. 256 C. 384 D. 240 A. 160 x/12.56 sq in = 100 lbs/7.85 sq in x = (100lbs/7.85 sq in)12.56 x = 160 lbs 2. Add the following decimals and express the answer to three decimal places. 0.4789 + 3.125 + 9.656 A. 13.26 B. 13.3 C. 13.259 D. 13.2599 C. 13.259 3. What are common materials used as ele...

1 ASSOCIATE CONSTRUCTOR EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ AIC Stands For? Correct Answer: American Institute of Constructors AICCCC Stands For? Correct Answer: AIC Constructor Certification Commission Associate Constructor Exam an individual will be awarded the _______ credential. Correct Answer: Associate Constructor (AC) Associate Constructors can only maintain their designation for ____ years. Correct Answer: 10 Oral communication is the exchange...