ABSA 4B EXAM Questions with CORRECT Answers (Grade A+)

ABSA 4B EXAM Questions with CORRECT Answers
(Grade A+)

Question 1:
Internal ____ is not required for dynamic type compressors.
Answer:
b

Question 2:
Low pressure or high pressure are the two primary classifications of ____.
Answer:
e

Question 3:
The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero.
Answer:
a

Question 4:
Although ____ is created, high viscosity oils are still preferred for low speed/high load systems.
Answer:
e

Question 5:
Every shift the boiler water should be ____.
Answer:
b

Question 6:
Sodium sulphite is a commonly used ____ in boilers.
Answer:
a

, Question 7:
Cement may be used for the protective coating of a ____.
Answer:
e

Question 8:
Recovery boilers must be shut down immediately when a tube leak develops because water generates a
violent physical reaction upon contacting ____.
Answer:
d

Question 9:
In operating applications with high pressure and slow speed ____ are commonly used.
Answer:
e

Question 10:
During the power stroke of a four-stroke engine, the ___ is combusted.
Answer:
d

Question 11:
____ are small relief valves that do not relieve pressure but are installed in systems to warn of
impending overpressurization.
Answer:
d

Question 12:
The antifriction bearing housing should have 2/3rd of empty space remaining after being topped up
with ____.
Answer:
e