MILLWRIGHT LEVEL 4 PRACTICE TEST REVIEW EXAM

PDF Download

MILLWRIGHT LEVEL 4 PRACTICE TEST REVIEW EXAM

QUESTIONS

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -100 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: what is the first step to be completed when fitting a mandrel or journal to a newly poured babbitt bearing?

Answer:

relieve the edges (aka file)

Question 2: hydraulic pumps are rotary devices used for converting?

Answer:

mechanical energy into hydraulic energy

Question 3: The purpose of camber in a chain conveyor is to?

Answer:

hold chain against conveyor bottom Question 4: in a fixed and floating two bearing mounting, what load is the fixed bearing intended to carry?

Answer:

thrust

Question 5: bernoullis law deal with fluids that are?

Answer:

moving

Question 6: the amount of taper on a NPT thread is?

Answer:

3/4" per foot

Question 7: on a large induced draft fan, which bearing would show wear first?

Answer:

the inboard bearing

Question 8: concrete is considered to have reached desired working strength in?

Answer:

• days

Question 9: the recommended usable range of a torque wrench is between?

Answer:

25%-75%

Question 10: the most common cause of wear in a chain coupling is?

Answer:

misalignment

Question 11: what is the browinsh spot found on spool valves?

Answer:

varnish

Question 12: which material sparks the least when doing a spark test?

Answer:

low carbon steel

Question 13: when two identical fluid motors are connected in parallel with each other, they will develop?

Answer:

half the speed and twice the torque Question 14: what is usually done to help accommodate axial expansion on large steam turbines

Answer:

mount it on dovetail guides

Question 15: the best instrument for bisecting an angle in layout work is?

Answer:

dividers

Question 16: on a centrifugal pump installation, the foot valves purpose is to?

Answer:

retain liquid in the line so that the pump is primed

Question 17: if there is no pressure in a hydraulic system, the fault is?

Answer:

broken spring in relief valve

Question 18: what kind of jack would be used to hold a load permanently?

Answer:

screw jack

Question 19: what causes a air clutch to engage slowly?

Answer:

insufficient air volume Question 20: what is the prime factor when installing a large condensate return tank?

Answer:

proper alignment of piping

Question 21: to minimize the friction of the fluid in tubing, the bends should be?

Answer:

• 1/2 to 3 times the tube diameter

Question 22: to increase the volumetric output of a fixed displacement pump, you would?

Answer:

speed up the prime mover

Question 23: the most common place for wear in gear pumps is?

Answer:

on the end plates Question 24: the load carrying section of a v-belt is situated on the neutral axis of the belt, which is?

Answer:

1/3 from the top of the belt Question 25: what is the safest way to weld on a cylinder that has combustible material in it prior to welding?

Answer:

fill it with steam Question 26: The best method of alignment to apply when shafts can not be axially secured is?

Answer:

cross dialing

Question 27: most erosion on turbine blades would be found where?

Answer:

on the low pressure, low load end

Question 28: shock load on a bearing will result in the bearing becoming?

Answer:

brinelled