EGEE 102 TEST BANK COMPLETE
QUESTIONS AND EXPERT REVIEWED
SOLUTIONS
●● A room has a wall with an R value of 13 F sq.ft. hr/BTU. The room
is 13 feet long and 12 feet wide with walls that are 8 ft high. On a
particular day the average outside temperature is 25 degrees F. How
much heat is transferred through the walls on that day (in BTUs)?
A ) 92160 BTUs
B ) 1230.8 BTUs
C ) 29538.5 BTUs
D ) 1846.2 BTUs
Answer: C ) 29538.5 BTUs
●● On cloudless nights, heat escapes from our planet and goes into
space. What is this due to?
A ) Conduction
B ) Convection
C ) Radiation
D ) Radiation and Convection
Answer: C ) Radiation
,●● The number of degrees the mean temperature falls below 65 degrees
F for a given day is indicated by _____ .
A ) HDD
B ) CDD
C ) Heat Index
Answer: A ) HDD
●● A room has a wall with an R value of 18 F sq.ft. hr/BTU. The room
is 15 feet long and 11 feet wide with walls that are 9 ft high. On a
particular day the average outside temperature is 40 degrees F. How
much heat is transferred through the walls on that day (in BTUs)?
A ) 15600
B ) 650
Answer: A ) 15600
●● What is the process by which energy is passed as the vibrations of
one molecule are passed to the next, but there is no movement of
energetic atoms or molecules?
A ) Conduction
B) Convection
C) Radiation
Answer: A ) Conduction
, ●● The heat loss through a window (R-1) is 10 MMBTU/year. Calculate
the payback period (in years) if Argon is filled in the window to increase
the effective R-value of the window to 7. Assume heating price to be
$10/MMBTU and the cost for filling Argon is $20.
A ) 0.2 years
B ) 0.23 years
C ) 1.4 years
D ) -0.03 years
Answer: B ) 0.23 years
●● 165 CCF of natural gas is equivalent to how many kWh of
Electricity?
A ) 4835.87 KWH
B ) 483.59 KWH
C ) 48358.73 KWH
D ) 48.36 KWH
Answer: A ) 4835.87 KWH
●● Natural gas is sold in the US at $1.50 per CCF. What is the cost of
heating per MMBTU? Recall that 1 MCF = 1,000 Cu. Ft and has
1,000,000 BTU; 1 CCF = 100 Cu. Ft and has 100,000 BTU.
A ) $ 1.50/MMBTU
B ) $ 150.00/MMBTU
C ) $ 0.15/MMBTU
QUESTIONS AND EXPERT REVIEWED
SOLUTIONS
●● A room has a wall with an R value of 13 F sq.ft. hr/BTU. The room
is 13 feet long and 12 feet wide with walls that are 8 ft high. On a
particular day the average outside temperature is 25 degrees F. How
much heat is transferred through the walls on that day (in BTUs)?
A ) 92160 BTUs
B ) 1230.8 BTUs
C ) 29538.5 BTUs
D ) 1846.2 BTUs
Answer: C ) 29538.5 BTUs
●● On cloudless nights, heat escapes from our planet and goes into
space. What is this due to?
A ) Conduction
B ) Convection
C ) Radiation
D ) Radiation and Convection
Answer: C ) Radiation
,●● The number of degrees the mean temperature falls below 65 degrees
F for a given day is indicated by _____ .
A ) HDD
B ) CDD
C ) Heat Index
Answer: A ) HDD
●● A room has a wall with an R value of 18 F sq.ft. hr/BTU. The room
is 15 feet long and 11 feet wide with walls that are 9 ft high. On a
particular day the average outside temperature is 40 degrees F. How
much heat is transferred through the walls on that day (in BTUs)?
A ) 15600
B ) 650
Answer: A ) 15600
●● What is the process by which energy is passed as the vibrations of
one molecule are passed to the next, but there is no movement of
energetic atoms or molecules?
A ) Conduction
B) Convection
C) Radiation
Answer: A ) Conduction
, ●● The heat loss through a window (R-1) is 10 MMBTU/year. Calculate
the payback period (in years) if Argon is filled in the window to increase
the effective R-value of the window to 7. Assume heating price to be
$10/MMBTU and the cost for filling Argon is $20.
A ) 0.2 years
B ) 0.23 years
C ) 1.4 years
D ) -0.03 years
Answer: B ) 0.23 years
●● 165 CCF of natural gas is equivalent to how many kWh of
Electricity?
A ) 4835.87 KWH
B ) 483.59 KWH
C ) 48358.73 KWH
D ) 48.36 KWH
Answer: A ) 4835.87 KWH
●● Natural gas is sold in the US at $1.50 per CCF. What is the cost of
heating per MMBTU? Recall that 1 MCF = 1,000 Cu. Ft and has
1,000,000 BTU; 1 CCF = 100 Cu. Ft and has 100,000 BTU.
A ) $ 1.50/MMBTU
B ) $ 150.00/MMBTU
C ) $ 0.15/MMBTU
