MN SPECIAL ENGINEERS PRACTICE
EXAM CORRECT 100%
for the purpose of rating boiler horsepower for an Engineers licence only, how many
square feet of boiler surface shall be equivalent to one boiler horsepower on a
boiler? - ANSWER10 Sq. Ft. Heating Surface
What is meant by the term Low Pressure Boiler? - ANSWERboilers operating at a
steam or other vapor pressure of 15 psig. or less, or a hot water or other liquid boiler
in which the pressure does not exceed 160 psig. Or a temperature of 250 f°.
A Tri indicator could be found on a: - ANSWERSteam boiler.
A Tri indicator would inform the boiler operator of what? - ANSWERThe AMOUNT of
water, the LEVEL of water, and if it is LOW on water.
what is the destructive force in a steam or hot water boiler explosion? -
ANSWERThe instant release of energy stored in the water as heat.
an ASME approved safety relief valve used on a hot water boiler is tested at the
factory on what? - ANSWERSteam first then hot water.
Some of the things you could find on a steam or hot water boiler are what? -
ANSWERLow water cut off, safety valve or safety relief valve, pressure gauge.
What devices would only be found on a steam boiler? - ANSWERSteam pressure
gauge, tricocks, pressuretrols.
An expansion tank or compression tank would be used whit a what? - ANSWERHot
water boiler.
What is the purpose of the expansion tank? - ANSWERTo provide for expansion and
contraction of the water volume as its temperature varies .
on a hot water boiler what is the purpose of the vent valve? - ANSWERTo vent dirty
water.
if the safety valve or ASME safety relief valve leaks, you would do what? -
ANSWERHave the valve repaired or replaced.
Tricocks or gauge cocks are used on a steam boiler to indicate? - ANSWERThe tru
water level inside the boiler.
On a steam or hot water boiler, the safety valve or safety relief valve could be tested
by? - ANSWERIncrease the temperature until they operate.
EXAM CORRECT 100%
for the purpose of rating boiler horsepower for an Engineers licence only, how many
square feet of boiler surface shall be equivalent to one boiler horsepower on a
boiler? - ANSWER10 Sq. Ft. Heating Surface
What is meant by the term Low Pressure Boiler? - ANSWERboilers operating at a
steam or other vapor pressure of 15 psig. or less, or a hot water or other liquid boiler
in which the pressure does not exceed 160 psig. Or a temperature of 250 f°.
A Tri indicator could be found on a: - ANSWERSteam boiler.
A Tri indicator would inform the boiler operator of what? - ANSWERThe AMOUNT of
water, the LEVEL of water, and if it is LOW on water.
what is the destructive force in a steam or hot water boiler explosion? -
ANSWERThe instant release of energy stored in the water as heat.
an ASME approved safety relief valve used on a hot water boiler is tested at the
factory on what? - ANSWERSteam first then hot water.
Some of the things you could find on a steam or hot water boiler are what? -
ANSWERLow water cut off, safety valve or safety relief valve, pressure gauge.
What devices would only be found on a steam boiler? - ANSWERSteam pressure
gauge, tricocks, pressuretrols.
An expansion tank or compression tank would be used whit a what? - ANSWERHot
water boiler.
What is the purpose of the expansion tank? - ANSWERTo provide for expansion and
contraction of the water volume as its temperature varies .
on a hot water boiler what is the purpose of the vent valve? - ANSWERTo vent dirty
water.
if the safety valve or ASME safety relief valve leaks, you would do what? -
ANSWERHave the valve repaired or replaced.
Tricocks or gauge cocks are used on a steam boiler to indicate? - ANSWERThe tru
water level inside the boiler.
On a steam or hot water boiler, the safety valve or safety relief valve could be tested
by? - ANSWERIncrease the temperature until they operate.
