BLUE BOOK
Quiz
•
Mathematics
•
Professional Development
•
Practice Problem
•
Easy
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Carl Mapalo
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the work possess for a helium gas at 20°C.
A. 609 kJ/kg
B. 168 kJ/kg
C. 229 kJ/kg
D. 339 kJ/kg
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Two kilogram of gas is confined in a 1 m3 tank at 200 kPa and 88°C. What type of gas is in the
tank?
A. Helium
B. Ethane
C. Methane
D. Ethene
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the enthalpy of Helium if its internal energy is 200 kJ/kg.
A. 144 kJ/kg
B. 223.42 kJ/kg
C. 333.42 kJ/kg
D. 168 kJ/kg
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Compute the mass of a 2 m3 propane at 280 kPa and 40°C.
A. 6.47 kg
B. 5.1 kg
C. 10.20 kg
D. 9.47 kg
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Compute the air flow in ft3
/min of mechanical ventilation required to exhaust an accumulation of refrigerant due to leaks of the system capable of revolving air from the
machinery for a mass of 4 lbs refrigerant.
A. 200
B. 210
C. 220
D. 230
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Compute the free aperture cross section in m3
for the ventilation of a machinery room if the
mass of refrigerant is 9 kg.
A. 0.314
B. 0.414
C. 0.514
D. 0.614
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A 29.53” x 39.37” pressure vessel contains ammonia with f = 0.041. Compute the minimum
required discharge capacity of the relief device in kg/hr.
A. 106.71 kg/hr
B. 108.71 kg/hr
C. 110.71 kg/hr
D. 112.71 kg/hr
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