NJ BLUE SEAL EXAM LATEST
A boiler produces 400 psi steam at 500°F. Normal saturated steam
conditions are 444.6°F. What is the degree of superheat? - ANSWERS-
500-444.6= 55.4 degrees
The overspeed trip on a turbine should be tested - ANSWERS-Every
time you start it up
A steam turbine operating at 3600 RPM trips at - ANSWERS-3600x
.10= 3960 RPM
In the operator must ensure that proper piping is being used standard
pipe fittings (schedule 40) are satisfactory for what pressure and
temperature? - ANSWERS-125 Psi, over 450F
What is the thickness of a blowdown tank - ANSWERS-5/16
What is the minimum size of a manhole - ANSWERS-11x15
What is the absolute temperature of 8°C - ANSWERS-8+273= 280
degrees K
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1
, NJ BLUE SEAL EXAM LATEST
What causes spalling in a furnace - ANSWERS-High temperature
changes
The ideal or theoretical cycle of the simple power plant is called: -
ANSWERS-The Rankine Cycle
What is the purpose of a governor on a turbine? - ANSWERS-Controls
maximum speed
How ofter are governors tested - ANSWERS-Every time you start it up
What are the three main components of a gas turbine - ANSWERS-
Compressor, combustor, turbine
Logbooks must confirm to what ASME code - ANSWERS-Section VII
A throttling calorimeter is used to measure the quality of - ANSWERS-
Saturated steam
What is the total force being exerted on an 8 " x 24 " area of boiler plate
that has 30 psi acting upon it? - ANSWERS-TF= Area x Psi
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PAGE
2
A boiler produces 400 psi steam at 500°F. Normal saturated steam
conditions are 444.6°F. What is the degree of superheat? - ANSWERS-
500-444.6= 55.4 degrees
The overspeed trip on a turbine should be tested - ANSWERS-Every
time you start it up
A steam turbine operating at 3600 RPM trips at - ANSWERS-3600x
.10= 3960 RPM
In the operator must ensure that proper piping is being used standard
pipe fittings (schedule 40) are satisfactory for what pressure and
temperature? - ANSWERS-125 Psi, over 450F
What is the thickness of a blowdown tank - ANSWERS-5/16
What is the minimum size of a manhole - ANSWERS-11x15
What is the absolute temperature of 8°C - ANSWERS-8+273= 280
degrees K
END OF
PAGE
1
, NJ BLUE SEAL EXAM LATEST
What causes spalling in a furnace - ANSWERS-High temperature
changes
The ideal or theoretical cycle of the simple power plant is called: -
ANSWERS-The Rankine Cycle
What is the purpose of a governor on a turbine? - ANSWERS-Controls
maximum speed
How ofter are governors tested - ANSWERS-Every time you start it up
What are the three main components of a gas turbine - ANSWERS-
Compressor, combustor, turbine
Logbooks must confirm to what ASME code - ANSWERS-Section VII
A throttling calorimeter is used to measure the quality of - ANSWERS-
Saturated steam
What is the total force being exerted on an 8 " x 24 " area of boiler plate
that has 30 psi acting upon it? - ANSWERS-TF= Area x Psi
END OF
PAGE
2
