12/04/2021
18MEPE61-CRYOGENIC ENGINEERING TUTORIAL 3
18MEPE61-CRYOGENIC ENGINEERING
TUTORIAL 3
Total points 10/10
Choose correct answer
Name(Initial must in last ) *
Rajasekar J M
Register Number *
1951T306
The vapor to liquid volume ratio for a general cryogen *
1/1
165
134
174
175
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1/5
12/04/2021
18MEPE61-CRYOGENIC ENGINEERING TUTORIAL 3
______ is used to categorize, pipe flow regimes in fluid Mechanics *
1/1
Reynold's Number
Knudsen Number
Nusselt Number
Option 4
______ is used to categorize, flow regimes in vaccum *
1/1
Reynolds Number
Knudsen Number
Nusselt Number
Other:
1 Torr is equal to *
1/1
123.38 Pa
133.38 Pa
113.98 Pa
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2/5
12/04/2021
18MEPE61-CRYOGENIC ENGINEERING TUTORIAL 3
132.3 Pa
______ is calculated based on all possible modes of heat transfer *
1/1
Thermal Conductivity
Thermal diffusivity
Apparent thermal Conductivity
Other:
With the decrease in mean cell diameter, the solid conduction path_____ 1/1
in the foam insulation *
Increases
Decreases
No changer
Other:
________ does not require any medium *
1/1
Conduction
Convection
Radiation
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3/5
12/04/2021
Radiation
18MEPE61-CRYOGENIC ENGINEERING TUTORIAL 3
Non of the above
In an expanded foam, the heat is transferred only by *
1/1
Radiation
Conduction
Non of the above
Convenction
Rotary vane pump is a _____ Pump *
1/1
Positive displacement
Negative displacement
Other:
In a kinetic pump, ____ is used in expelling gas molecules *
1/1
Kinetic energy
Potential energy
Nuclear energy
Molecualr energy
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4/5
12/04/2021
18MEPE61-CRYOGENIC ENGINEERING TUTORIAL 3
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5/5