Millwright Hydraulics and Pumps Exam Questions and Answers 100- score Latest update 2026.docx

Millwright Hydraulics and Pumps
Exam Questions and Answers 100%
score Latest update 2026
Demulsibility is the ability of oil to
a. absorb into another substance
b. absorb into water
c. separate from water
d. maintain visibility -
correct answer ✅c. seperate from water


When oxidation of oil takes place
a. oil is formed
b. sludge is formed
c. pour point is dropped
d. slurry is formed -
correct answer ✅a. sludge is formed


One disadvantage of synthetic based fire resistant fluids is they
a. are expensive
b. are not coded
c. fluid flow is restricted

, Millwright Hydraulics and Pumps
Exam Questions and Answers 100%
score Latest update 2026
d. it attacks packing normally used in hydraulic systems -
correct answer ✅d. it attacks packing normally used in hydraulic
systems


Baffles are used in an oil reservoir chiefly to temporarily
___________ the incoming oil from the outgoing oil
a. mix
b. seperate
c. add
d. reduce -
correct answer ✅b. seperate


The theory that pressure in a confined liquid is distributed equally
throughout the fluid is
a. moores law
b. pascals law
c. 2nd law of thermodynamincs
d. first law of thermodynamics -
correct answer ✅b. pascals law