DC Third Class Stationary Boiler Exam Test
COMPREHENSIVE TEST BANK REVIEW FINAL EXAM
2026-2027 \LATEST UPDATE WITH COMPLETE
QUESTIONS AND CORRECT DETAILED
ANSWERS\VERIFIED 100% ALREADY GRADED A+
A water heating system that uses the same pipe for supply and
return is called a system
One pipe
a malfunction in the deaerate feed water tank is indicated by ?
Boiler requiring excessive amount of oxygen scavenge chemicals.
what uses the theory of centirifical force that applies to the roating
element of turbine and controls the speed of the turbine?
Speed Governor
which of the following is not purpose of an air cock on a steam drum
?
to let the air escape while filing the drum
,which of the following types of boiler is more suited for pressure
exceeding 350 psi?
Scotch Marine
An automatic control valve commonly used to maintain feed water
level in a boiler whose internal design is constructed with 2 valve
and ?
balancing valve
what are the 2 chief heat producing elements?
carbon and hydrogen
copper testing is used to detect ?
heat exchanger and pump water
and on and off type control system is usually found on what type of
boiler?
package fire tube boiler
the chemical used to perform water treatment test are called?
reagents
, on turbine, what is between every set to rotating blades
stationary blades
the color of R-404A refrigerant is ?
Orange
given a pressure drop calculates flow measurement across an
orifice two widely used secondary element which connects
differential pressure to a usable output signal?
transmitter and receiver
in what year was the first clen air act regulation passes ?
1963
COMPREHENSIVE TEST BANK REVIEW FINAL EXAM
2026-2027 \LATEST UPDATE WITH COMPLETE
QUESTIONS AND CORRECT DETAILED
ANSWERS\VERIFIED 100% ALREADY GRADED A+
A water heating system that uses the same pipe for supply and
return is called a system
One pipe
a malfunction in the deaerate feed water tank is indicated by ?
Boiler requiring excessive amount of oxygen scavenge chemicals.
what uses the theory of centirifical force that applies to the roating
element of turbine and controls the speed of the turbine?
Speed Governor
which of the following is not purpose of an air cock on a steam drum
?
to let the air escape while filing the drum
,which of the following types of boiler is more suited for pressure
exceeding 350 psi?
Scotch Marine
An automatic control valve commonly used to maintain feed water
level in a boiler whose internal design is constructed with 2 valve
and ?
balancing valve
what are the 2 chief heat producing elements?
carbon and hydrogen
copper testing is used to detect ?
heat exchanger and pump water
and on and off type control system is usually found on what type of
boiler?
package fire tube boiler
the chemical used to perform water treatment test are called?
reagents
, on turbine, what is between every set to rotating blades
stationary blades
the color of R-404A refrigerant is ?
Orange
given a pressure drop calculates flow measurement across an
orifice two widely used secondary element which connects
differential pressure to a usable output signal?
transmitter and receiver
in what year was the first clen air act regulation passes ?
1963
