Millwright Exam Prep Questions and Answers
100% accurate 2024-2025
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 - ANSWER>>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 - ANSWER>>C. 13.259
3. What are common materials used as electrical conductors?
A. Silver, copper, aluminum
B. Copper, glass, lead
C. Mica, rubber, titanium
D. Gold, copper, mica - ANSWER>>A. Silver, copper, aluminum
4. Large impulse turbines will use what of rotor?
A. Build-up rotors.
, B. Solid rotors
C. Combination of solid and build-up rotors
D. All of the above - ANSWER>>D. All of the above
5. The most effect purging medium to use when dealing with iron sulphide is:
A. air
B. carbon dioxide
C. nitrogen
D. water - ANSWER>>D. water
6. The shape of a ball bearing is ______ when a load is applied to the ball.
A. elliptical
B. circular
C. rectangle
D. radial
E. trapezoid - ANSWER>>A. elliptical
7. Which of the following is a typical 4000 hour inspection duty with
compressors?
A. Service the crankcase breather
B. Take oil samples
C. Recalibrate all temperature and pressure gauges
D. Check gas discharge and inlet temperatures - ANSWER>>A. Service the
crankcase breather
8. What does the term nominal filter refer to?
A. A ratio of large to small particles found in a test run.
B. The largest particle that will pass
through the filter under specific test conditions
C. The length of time a filter is functional based on particle tests.
D. That a stated percentage of a certain size particle will be stopped -
ANSWER>>D. That a stated percentage of a certain size particle will be stopped
100% accurate 2024-2025
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 - ANSWER>>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 - ANSWER>>C. 13.259
3. What are common materials used as electrical conductors?
A. Silver, copper, aluminum
B. Copper, glass, lead
C. Mica, rubber, titanium
D. Gold, copper, mica - ANSWER>>A. Silver, copper, aluminum
4. Large impulse turbines will use what of rotor?
A. Build-up rotors.
, B. Solid rotors
C. Combination of solid and build-up rotors
D. All of the above - ANSWER>>D. All of the above
5. The most effect purging medium to use when dealing with iron sulphide is:
A. air
B. carbon dioxide
C. nitrogen
D. water - ANSWER>>D. water
6. The shape of a ball bearing is ______ when a load is applied to the ball.
A. elliptical
B. circular
C. rectangle
D. radial
E. trapezoid - ANSWER>>A. elliptical
7. Which of the following is a typical 4000 hour inspection duty with
compressors?
A. Service the crankcase breather
B. Take oil samples
C. Recalibrate all temperature and pressure gauges
D. Check gas discharge and inlet temperatures - ANSWER>>A. Service the
crankcase breather
8. What does the term nominal filter refer to?
A. A ratio of large to small particles found in a test run.
B. The largest particle that will pass
through the filter under specific test conditions
C. The length of time a filter is functional based on particle tests.
D. That a stated percentage of a certain size particle will be stopped -
ANSWER>>D. That a stated percentage of a certain size particle will be stopped
