Millwright Exam Prep Questions with 100% Correct Answers | Verified | Updated 2024, Exams of Advanced Education

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Millwright Exam Prep Questions with

100% Correct Answers | Verified |

Updated 2024

1. When the downward force at C2 is 100 lb and D2 = 2. inches, the upward force at C1 will be ________lb if D1 = 4 inches. A. 160 B. 256 C. 384 D. 240 - Correct Answer-A. 160 x/12.56 sq in = 100 lbs/7.85 sq in x = (100lbs/7.85 sq in)12. x = 160 lbs
2. Add the following decimals and express the answer to three decimal places. 0.4789 + 3.125 + 9. A. 13.

B. 13.

C. 13.

D. 13.2599 - Correct Answer-C. 13.

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 - Correct 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 - Correct 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 - Correct 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 - Correct 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 - Correct 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 - Correct Answer-D. That a stated percentage of a certain size particle will be stopped
9. Which of the following best defines a breaker fabric? A. An open mesh used to reinforce against longitudinal breaking under impact B. A single layer of fabric that provides load support C. The traverse yarns that run perpendicular to the warp yarns D. Yarns in the fabric that provide the tension strength

E. An extra layer of rubber compound that protects against separation - Correct Answer-A. An open mesh used to reinforce against longitudinal breaking under impact

10. Regulators are classified as to their: A. stage and type B. weight and size C. service and type D. color and size - Correct Answer-C. service and type
11. Ropes made of synthetic fibre are stronger than those made of natural fibres. A. False B. True - Correct Answer-B. True
12. Which of the following is an application for a hydrodynamic bearing system? A. Steam turbines

B. Large radio telescopes whose journals operate at slow speeds C. Large electric motors D. Either a or b E. Either c or d F. The machine tool industry - Correct Answer-E. Either c or d

13. Which of the following best describes screw take-ups? A. They use a counter weight design B. They are used on conveyors that have a total length of over 100feet C. Care must be taken to ensure that the carriage wheels and track are free from material and debris D. They are found on short conveyors and must be manually adjusted - Correct Answer-D. They are found on short conveyors and must be manually adjusted
14. When obtaining dial readings for the cross dial method, sag is __________ the dial A readings. A. divided by

B. subtracted from C. added to D. multiplied by - Correct Answer-C. added to

15. What is the material section drawing for Bronze? A. Heavy dash lines with light solid lines B. Crosses C. Triple lines D. Wavey lines - Correct Answer-A. Heavy dash lines with light solid lines
16. On a master precision level each division is sensitive to within ______ inch per foot on its main horizontal vial. A. 0. B. 0. C. 0. D. 0.5 - Correct Answer-A. 0.
17. Which abbreviation stands for "cold rolled mild steel"?

A. MSCR

B. CRMS

C. RMSC

D. MSC - Correct Answer-B. CRMS

18. In a refrigeration system the piping that connects the condenser to the receiver is called the: A. condensate drain line B. suction line C. liquid line D. discharge line - Correct Answer-A. condensate drain line
19. When using the Explosive Actuated Tool process on steel a general recommendation is to drive the fasteners no closer than ____mm from another fastener. A. 15 B. 40 C. 50

D. 10 - Correct Answer-C. 50

20. What is the most common belt cleaning design? A. Tramp iron B. V-plow C. W-plow D. Revolving brush - Correct Answer-B. V-plow
21. The setting of a safety relief valve on a pressurized system must be: A. half way between the lowest and the highest pressure in the system B. at least the same value as the highest pressure in any part of the system C. no more that 10 psi above the maximum rating D. same value or less than the lowest maximum pressure rating of any part of the system - Correct Answer-D. same value or less than the lowest maximum pressure rating of any part of the system

22. The start up and shut down time of a gas turbine as compared to a steam turbine is: A. the same B. much faster C. much longer - Correct Answer-B. much faster
23. On a diesel engine the governor is driven by a/an: A. small electric engine. B. electronic signal. C. hydraulic linkage. D. gear or belt from the crankshaft or camshaft. - Correct Answer-D. gear or belt from the crankshaft or camshaft
24. A fire alarm system can provide how many types of signals? A. 3 B. 4 C. 2

D. 5 - Correct Answer-A. 3

25. A coupling that could be commonly used for a low HP coupling is the: A. gear coupling B. silent chain coupling C. universal joint D. sleeve coupling - Correct Answer-D. sleeve coupling
26. Which of the following best describes a bevel protractor? A. one leg is pointed and adjustable in length, the other is curved B. used to lay out angles of 90 and 45 degrees from the work edge C. has a pointed hook at one end used to scribe lines in hard to reach places D. can be used to check or lay out various angles from 0- degrees E. available firm joint and spring joint type

F. used where lines have to be scribed to a high degree of accuracy G. used to scribe arcs and circles beyond the range of dividers

• Correct Answer-D. can be used to check or lay out various angles from 0-180 degrees

27. Which of the following indicates a vertical position fillet type weld? A. 1F B. 2F C. 4F D. 3F - Correct Answer-D. 3F 1 = Flat Position 2 = Horizontal Position 3 = Vertical Position 4 = Overhead Position
28. Referring to the electronic testing equipment used for troubleshooting ignition systems, what does a tachometer do?

A. Checks voltage, current and resistance. B. Monitors different voltages in different units, checks vacuum and analyzes exhaust gas. C. Confirms engine speed. D. Checks when the voltage is sent to the spark plug. - Correct Answer-C. Confirms engine speed

29. The type of pneumatic piping system referred to as dead end is also called: A. Closed grid B. Unit C. Grid D. Loop - Correct Answer-C. Grid
30. Bernoulli's Principle states that neglecting friction, as the velocity of a fluid increases, the pressure of the fluid decreases. A. False

B. True - Correct Answer-B. True

31. Which of the following would best describe a Class-C hazard under the WHMIS? A. Oxidizing material that may cause a fire when it comes into contact with combustible materials such as wood. B. Corrosive material that causes severe tissue damage with prolonged exposure. C. Compressed gas or any liquid that boils at or below ordinary temperatures and is capable of exploding if heated. D. Combustible and flammable material that may burst into flames spontaneously in air. - Correct Answer-A. Oxidizing material that may cause a fire when it comes into contact with combustible materials such as wood
32. Which of the following best describes a rodless pneumatic cylinder? A. The length of stroke is normally limited to less than one meter B. Used where the force applied in both directions needs to be equal

C. They are used for extreme cylinder strokes up to 10 meters in length D. The force on the extension stroke is greater than the strength on the retraction stroke - Correct Answer-C. They are used for extreme cylinder strokes up to 10 meters in length

33. When attempting to cut a bolt off flush with the surface of a plate you would use a _______ cutting tip. A. straight B. rivet C. gouging D. scarfing - Correct Answer-
34. When winding rope onto a tugger drum how is a right lay underwound achieved? A. overwind right to left, use left lay rope B. overwind left to right, use right lay rope C. underwind left to right, use left lay rope D. underwind right to left, use right lay rope - Correct Answer- D. underwind right to left, use right lay rope