DC THIRD CLASS STATIONARY
BOILER EXAM 2026 COMPLETE
WITH QUESTIONS AND CORRECT
ANSWERS | ALREADY GRADED A+ |
DC STATIONERY THIRD TESTING
ACTUAL FINAL EXAM
a chiller water coil is an example of dehumidification? - ANSWER-
mechanical
condensate pump remove water from the ? - ANSWER- condenser
the erosion which occurs when steam or high velocity fluid flows through a
throttled valve is called - ANSWER- wire drawing
, air is bypassed around the air heater when? - ANSWER- the boiler steam load is at
a minimum
a high temperature hot water boiler is one where? - ANSWER- the maximum
operation temperature of the water is in excess of 250 degrees F operation pressure
exceeding 160
which of the following oils must be used with R-134A and 410A? - ANSWER-
Polyester (POL)
The perforated plate type baffle at the steam outlet in a boiler steam drum is
installed to? - ANSWER- aid in delivery of dry steam
which winding coil a transformer in the coil that draws power from the power
source? - ANSWER- Primary
it is necessary to keep a water seal on the atmosphere relief valve to? - ANSWER-
Stop air from getting into the condenser
hardness can be reduced by heating water is called hardness - ANSWER-
Temporary
Given: A boiler must have et least one pressure gauge that is readable and can
indicate boil for temperatures ous. A valve must be placed a mimimum of 1/4 inch
for temperatures over brass tubing should be used?
degrees F no - ANSWER- 406 Degrees
Given: The dry saturated steam tables show that 16.696 PSIA has a specific
volume of saturated liquid equivalent to .01672 on a specific volume of the
saturated er than the 8. The volume of the steam at zero psi is how many times
BOILER EXAM 2026 COMPLETE
WITH QUESTIONS AND CORRECT
ANSWERS | ALREADY GRADED A+ |
DC STATIONERY THIRD TESTING
ACTUAL FINAL EXAM
a chiller water coil is an example of dehumidification? - ANSWER-
mechanical
condensate pump remove water from the ? - ANSWER- condenser
the erosion which occurs when steam or high velocity fluid flows through a
throttled valve is called - ANSWER- wire drawing
, air is bypassed around the air heater when? - ANSWER- the boiler steam load is at
a minimum
a high temperature hot water boiler is one where? - ANSWER- the maximum
operation temperature of the water is in excess of 250 degrees F operation pressure
exceeding 160
which of the following oils must be used with R-134A and 410A? - ANSWER-
Polyester (POL)
The perforated plate type baffle at the steam outlet in a boiler steam drum is
installed to? - ANSWER- aid in delivery of dry steam
which winding coil a transformer in the coil that draws power from the power
source? - ANSWER- Primary
it is necessary to keep a water seal on the atmosphere relief valve to? - ANSWER-
Stop air from getting into the condenser
hardness can be reduced by heating water is called hardness - ANSWER-
Temporary
Given: A boiler must have et least one pressure gauge that is readable and can
indicate boil for temperatures ous. A valve must be placed a mimimum of 1/4 inch
for temperatures over brass tubing should be used?
degrees F no - ANSWER- 406 Degrees
Given: The dry saturated steam tables show that 16.696 PSIA has a specific
volume of saturated liquid equivalent to .01672 on a specific volume of the
saturated er than the 8. The volume of the steam at zero psi is how many times
