3rd class stationary steam engineer license
prep questions with correct answers
_________ are necessary for complete combustion - CORRECT
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ANSWER✔✔-time, temperature, mixture, and atomization | | | |
if the steam pressure gauge indicates 200 PSIG, the absolute pressure
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is______ - CORRECT ANSWER✔✔-214.7
| | |
a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI
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and closes at 398 PSI. The blowdown is______psi - CORRECT
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ANSWER✔✔-12
an oil cooler is commonly used with a(n) ________ when operating in
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conjunction with a turbo-generator - CORRECT ANSWER✔✔-steam
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turbine
a boiler is producing 40,000lb of steam/hr at a pressure of 100 PSI and a
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steam temperature of 500 degrees Fahrenheit. The steam produced is
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_______ steam - CORRECT ANSWER✔✔-superheated
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,the economizer on a boiler is used to _______ - CORRECT ANSWER✔✔-
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add heat to the feed water
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blowers are normally used with________ boilers - CORRECT
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ANSWER✔✔-water tube |
overheating of tubes on a boiler can be caused by________ - CORRECT
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ANSWER✔✔-scale on tubes | |
carbon dioxide in a condensate return system causes_________ -
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CORRECT ANSWER✔✔-channeling |
a ________ pump is a positive displacement pump - CORRECT
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ANSWER✔✔-reciprocating
a boiler generating 6000 lb of steam/hr produces _______btu/hr -
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CORRECT ANSWER✔✔-6,000,000 |
a bottom blowdown is performed on a boiler to _____ - CORRECT
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ANSWER✔✔-discharge sludge and sediment | | |
water columns are connected to the boiler with a minimum of _______"
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pipe - CORRECT ANSWER✔✔-1
| | | |
,the minimum size of a water column blowdown valve is_______". -
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CORRECT ANSWER✔✔-3/4 |
the maximum size bottom blowdown valve on a boiler is_________". -
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CORRECT ANSWER✔✔-2 1/2 | |
a ________ allows condensate to pass through, but stops Steam. -
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CORRECT ANSWER✔✔-a steam trap| | |
when taking over a shift, the first thing to do is check the________ -
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CORRECT ANSWER✔✔-water level in each boiler
| | | | |
according to the asme code, a high-pressure boiler having more than
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500 square feet of heating surface shall have________ - CORRECT
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ANSWER✔✔-two or more safety valves | | | |
the probable cause of an increase in temperature of gases of
| | | | | | | | | | |
combustion at the boiler Outlet is____ - CORRECT ANSWER✔✔-dirty
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heating services |
boilers in battery equipped with________ must have two main steam
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stop valves and a free-flowing drain between them - CORRECT
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ANSWER✔✔-manhole openings |
, in order to be sure the gauge glass is indicating an accurate water level
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reading, the stationary engineer should______ - CORRECT ANSWER✔✔-
| | | | | | |
blowdown the gauge glass | | |
a continuous blowdown line is located___ - CORRECT ANSWER✔✔-in
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the Steam and water drum well below the nowl
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a temperature reading of 80 degrees Celsius is equal to_________°f -
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CORRECT ANSWER✔✔-176 |
a chimney temperature of 250 degrees Fahrenheit above steam
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temperature indicates_______ - CORRECT ANSWER✔✔-poor efficiency
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a manometer is red in________ - CORRECT ANSWER✔✔-inches of
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water
the boiling point of water will____ with an increase in pressure -
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CORRECT ANSWER✔✔-be raised
| |
if a lather is not obtained when performing a soap hardness test, the
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water sample is_______ - CORRECT ANSWER✔✔-hard
| | | | |
prep questions with correct answers
_________ are necessary for complete combustion - CORRECT
| | | | | | | |
ANSWER✔✔-time, temperature, mixture, and atomization | | | |
if the steam pressure gauge indicates 200 PSIG, the absolute pressure
| | | | | | | | | | |
is______ - CORRECT ANSWER✔✔-214.7
| | |
a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI
| | | | | | | | | | | | | | |
and closes at 398 PSI. The blowdown is______psi - CORRECT
| | | | | | | | | |
ANSWER✔✔-12
an oil cooler is commonly used with a(n) ________ when operating in
| | | | | | | | | | | |
conjunction with a turbo-generator - CORRECT ANSWER✔✔-steam
| | | | | | |
turbine
a boiler is producing 40,000lb of steam/hr at a pressure of 100 PSI and a
| | | | | | | | | | | | | |
steam temperature of 500 degrees Fahrenheit. The steam produced is
| | | | | | | | | | |
_______ steam - CORRECT ANSWER✔✔-superheated
| | | |
,the economizer on a boiler is used to _______ - CORRECT ANSWER✔✔-
| | | | | | | | | | |
add heat to the feed water
| | | | |
blowers are normally used with________ boilers - CORRECT
| | | | | | | |
ANSWER✔✔-water tube |
overheating of tubes on a boiler can be caused by________ - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-scale on tubes | |
carbon dioxide in a condensate return system causes_________ -
| | | | | | | | |
CORRECT ANSWER✔✔-channeling |
a ________ pump is a positive displacement pump - CORRECT
| | | | | | | | | |
ANSWER✔✔-reciprocating
a boiler generating 6000 lb of steam/hr produces _______btu/hr -
| | | | | | | | | |
CORRECT ANSWER✔✔-6,000,000 |
a bottom blowdown is performed on a boiler to _____ - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-discharge sludge and sediment | | |
water columns are connected to the boiler with a minimum of _______"
| | | | | | | | | | |
pipe - CORRECT ANSWER✔✔-1
| | | |
,the minimum size of a water column blowdown valve is_______". -
| | | | | | | | | | |
CORRECT ANSWER✔✔-3/4 |
the maximum size bottom blowdown valve on a boiler is_________". -
| | | | | | | | | | |
CORRECT ANSWER✔✔-2 1/2 | |
a ________ allows condensate to pass through, but stops Steam. -
| | | | | | | | | | |
CORRECT ANSWER✔✔-a steam trap| | |
when taking over a shift, the first thing to do is check the________ -
| | | | | | | | | | | | | |
CORRECT ANSWER✔✔-water level in each boiler
| | | | |
according to the asme code, a high-pressure boiler having more than
| | | | | | | | | | |
500 square feet of heating surface shall have________ - CORRECT
| | | | | | | | | |
ANSWER✔✔-two or more safety valves | | | |
the probable cause of an increase in temperature of gases of
| | | | | | | | | | |
combustion at the boiler Outlet is____ - CORRECT ANSWER✔✔-dirty
| | | | | | | | |
heating services |
boilers in battery equipped with________ must have two main steam
| | | | | | | | | |
stop valves and a free-flowing drain between them - CORRECT
| | | | | | | | | |
ANSWER✔✔-manhole openings |
, in order to be sure the gauge glass is indicating an accurate water level
| | | | | | | | | | | | | |
reading, the stationary engineer should______ - CORRECT ANSWER✔✔-
| | | | | | |
blowdown the gauge glass | | |
a continuous blowdown line is located___ - CORRECT ANSWER✔✔-in
| | | | | | | | |
the Steam and water drum well below the nowl
| | | | | | | |
a temperature reading of 80 degrees Celsius is equal to_________°f -
| | | | | | | | | | |
CORRECT ANSWER✔✔-176 |
a chimney temperature of 250 degrees Fahrenheit above steam
| | | | | | | | |
temperature indicates_______ - CORRECT ANSWER✔✔-poor efficiency
| | | | |
a manometer is red in________ - CORRECT ANSWER✔✔-inches of
| | | | | | | | |
water
the boiling point of water will____ with an increase in pressure -
| | | | | | | | | | | |
CORRECT ANSWER✔✔-be raised
| |
if a lather is not obtained when performing a soap hardness test, the
| | | | | | | | | | | | |
water sample is_______ - CORRECT ANSWER✔✔-hard
| | | | |
