1.
A human body is:
A) a closed system
B) an adiabatic system
C) an open system
2.
Temperature is:
A) a state variable
B) none of the above
C) a state function
3.
Pressure is:
A) an extensive property
B) an intensive property
C) a molar property
4.
In any thermodynamic equation you should use temperature in:
A) Celsius
B) Kelvin
C) Fahrenheit
5.
The bar is:
A) 10e0 MPa
B) 10e-1 MPa
C) 10e1 MPa
6.
Zero degrees Celsius is:
A) 373.15 K
B) 273.15 K
C) 298.15 K
7.
The temperature in Kelvin can be:
A) <0
B) =0
C) >0
8.
Zero degrees Fahrenheit is:
A) +17.8 C
B) 0.0 C
C) -17.8 C
9.
The molar volume is:
A) an intensive property
B) a molar property
C) an extensive property
10.
How many degrees of freedom does a system with 2 components and2 phases have?
A) 1
B) 3
C) 4
D) 0
E) 2
11.
What is the critical point?
A) The point where liquid, solid and gas exists.
B) The point where a solid changes to a gas.
C) The point where you can no longer differentiate between liquidand gas.
12.
Is an ideal gas at low or high temperature and at low or highpressure?
A) High Temperature, High Pressure
B) Low Temperature, High Pressure
C) Low Temperature, Low Pressure
D) High Temperature, Low Pressure
13.
The temperature of boiling water inside of a pressure cookerwould be ________ than boiling water in a open pot.
A) lower
B) the same
C) higher
14.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the molar volume?
A) It goes up
B) It stays the same
C) It goes down
15.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the temperature?
A) It goes up
B) It goes down
C) It stays the same
16.
Containers A and B both contain mixtures of gas and liquid waterat 7 bar. Container A has 25% liquid by volume, whereas Container Bhas 25% liquid by mass. Which container has more liquid?
A) They are equal
B) Container B
C) Container A
17.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the molar volume?
A) It goes down
B) It stays the same
C) It goes up
18.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the temperature?
A) It stays the same
B) It goes up
C) It goes down
19.
A tank contains a vapor-liquid mixture of steam at 45 bar. Steamis added to the tank that is at a different temperature andpressure. What remains constant after addition of the steam?
A) Energy
B) Mass
C) Temperature
D) Pressure
E) Total Volume
20.
A closed fixed tank contains a mixture of steam and water.Temperature is decreased. What happens to pressure?
A) It stays the same
B) It goes up
C) It goes down
21.
A closed fixed tank contains a mixture of steam and water.Temperature is decreased. The resulting tank has:
A) Only liquid
B) Cannot say from the given information
C) Only gas
D) A mixture of gas and liquid
22.
According to Gibbs Phase Rule, how many degrees of freedom arethere for a pure substance at its boiling point?
A) 2
B) 1
C) 0
D) 3
23.
We remove energy from a superheated steam while maintaining thetemperature constant at 150 C. We stop removing energy when itreaches its condensation point. Pressure:
A) Goes down
B) Goes up
C) Stays the same
24.
We remove energy from a superheated steam while maintaining thetemperature constant at 150 C. We stop removing energy when itreaches its condensation point. Molar volume:
A) Goes down
B) Goes up
C) Stays the same
25.
Water is cooled from the critical point to a temperature whichcorresponds to a pressure of 10 bar. Determine the quality of thefinal state.
A) 99%
B) 10%
C) 90%
D) 1%
26.
Consider a system containing water at T=82 oC and V=0.200m^3/kg, what is the quality of the system?
A) 61%
B) 6%
C) 39%
D) 94%
27.
A rigid container of volume 1m^3 contains saturated water at2MPa. If the quality is 0.10, what is the volume occupied by thevapor?
A) 0.9m^3
B) 0.5m^3
C) 0.99m^3
D) 0.01m^3
E) 0.1m^3
28.
There will be two options for scheduling Midterm 1. The first ison 10/1 (W) during the normal class period. The second is theevening of 10/2 (Th) from 6-9 pM in 22 Deike. Although the examwill cover the same content during both of these time slots, theevening exam will allow for a 3 hour time slot to avoid a timepressure. Select which time you will take the exam. Your answer isnon-binding, but intended for planning purposes. If you select theevening exam, please make arrangements with your work/studyschedule now to avoid a conflict.
A) 10/2 (Th)Evening Exam, 6-9 PM; 22 Deike
B) 10/1 (W) during class period
29.
There will be two options for scheduling Midterm 2. The first ison 10/29 (W) during the normal class period. The second is theevening of 10/30 (Th) from 6-9 PM in 22 Deike. Although the examwill cover the same content during both of these time slots, theevening exam will allow for a 3 hour time slot to avoid a timepressure. Select which time you will take the exam. Your answer isnon-binding, but intended for planning purposes. If you select theevening exam, please make arrangements with your work/studyschedule now to avoid a conflict.
A) 10/29 (W) during the normal class period
B) 10/30 (Th) from 6-9 PM in 22 Deike
1.
A human body is:
A) a closed system
B) an adiabatic system
C) an open system
2.
Temperature is:
A) a state variable
B) none of the above
C) a state function
3.
Pressure is:
A) an extensive property
B) an intensive property
C) a molar property
4.
In any thermodynamic equation you should use temperature in:
A) Celsius
B) Kelvin
C) Fahrenheit
5.
The bar is:
A) 10e0 MPa
B) 10e-1 MPa
C) 10e1 MPa
6.
Zero degrees Celsius is:
A) 373.15 K
B) 273.15 K
C) 298.15 K
7.
The temperature in Kelvin can be:
A) <0
B) =0
C) >0
8.
Zero degrees Fahrenheit is:
A) +17.8 C
B) 0.0 C
C) -17.8 C
9.
The molar volume is:
A) an intensive property
B) a molar property
C) an extensive property
10.
How many degrees of freedom does a system with 2 components and2 phases have?
A) 1
B) 3
C) 4
D) 0
E) 2
11.
What is the critical point?
A) The point where liquid, solid and gas exists.
B) The point where a solid changes to a gas.
C) The point where you can no longer differentiate between liquidand gas.
12.
Is an ideal gas at low or high temperature and at low or highpressure?
A) High Temperature, High Pressure
B) Low Temperature, High Pressure
C) Low Temperature, Low Pressure
D) High Temperature, Low Pressure
13.
The temperature of boiling water inside of a pressure cookerwould be ________ than boiling water in a open pot.
A) lower
B) the same
C) higher
14.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the molar volume?
A) It goes up
B) It stays the same
C) It goes down
15.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the temperature?
A) It goes up
B) It goes down
C) It stays the same
16.
Containers A and B both contain mixtures of gas and liquid waterat 7 bar. Container A has 25% liquid by volume, whereas Container Bhas 25% liquid by mass. Which container has more liquid?
A) They are equal
B) Container B
C) Container A
17.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the molar volume?
A) It goes down
B) It stays the same
C) It goes up
18.
A closed tank contains a vapor-liquid mixture of steam at 45 barwith a liquid content of 25% by mass. The pressure is increasedmechanically to 80 bar. What happens to the temperature?
A) It stays the same
B) It goes up
C) It goes down
19.
A tank contains a vapor-liquid mixture of steam at 45 bar. Steamis added to the tank that is at a different temperature andpressure. What remains constant after addition of the steam?
A) Energy
B) Mass
C) Temperature
D) Pressure
E) Total Volume
20.
A closed fixed tank contains a mixture of steam and water.Temperature is decreased. What happens to pressure?
A) It stays the same
B) It goes up
C) It goes down
21.
A closed fixed tank contains a mixture of steam and water.Temperature is decreased. The resulting tank has:
A) Only liquid
B) Cannot say from the given information
C) Only gas
D) A mixture of gas and liquid
22.
According to Gibbs Phase Rule, how many degrees of freedom arethere for a pure substance at its boiling point?
A) 2
B) 1
C) 0
D) 3
23.
We remove energy from a superheated steam while maintaining thetemperature constant at 150 C. We stop removing energy when itreaches its condensation point. Pressure:
A) Goes down
B) Goes up
C) Stays the same
24.
We remove energy from a superheated steam while maintaining thetemperature constant at 150 C. We stop removing energy when itreaches its condensation point. Molar volume:
A) Goes down
B) Goes up
C) Stays the same
25.
Water is cooled from the critical point to a temperature whichcorresponds to a pressure of 10 bar. Determine the quality of thefinal state.
A) 99%
B) 10%
C) 90%
D) 1%
26.
Consider a system containing water at T=82 oC and V=0.200m^3/kg, what is the quality of the system?
A) 61%
B) 6%
C) 39%
D) 94%
27.
A rigid container of volume 1m^3 contains saturated water at2MPa. If the quality is 0.10, what is the volume occupied by thevapor?
A) 0.9m^3
B) 0.5m^3
C) 0.99m^3
D) 0.01m^3
E) 0.1m^3
28.
There will be two options for scheduling Midterm 1. The first ison 10/1 (W) during the normal class period. The second is theevening of 10/2 (Th) from 6-9 pM in 22 Deike. Although the examwill cover the same content during both of these time slots, theevening exam will allow for a 3 hour time slot to avoid a timepressure. Select which time you will take the exam. Your answer isnon-binding, but intended for planning purposes. If you select theevening exam, please make arrangements with your work/studyschedule now to avoid a conflict.
A) 10/2 (Th)Evening Exam, 6-9 PM; 22 Deike
B) 10/1 (W) during class period
29.
There will be two options for scheduling Midterm 2. The first ison 10/29 (W) during the normal class period. The second is theevening of 10/30 (Th) from 6-9 PM in 22 Deike. Although the examwill cover the same content during both of these time slots, theevening exam will allow for a 3 hour time slot to avoid a timepressure. Select which time you will take the exam. Your answer isnon-binding, but intended for planning purposes. If you select theevening exam, please make arrangements with your work/studyschedule now to avoid a conflict.
A) 10/29 (W) during the normal class period
B) 10/30 (Th) from 6-9 PM in 22 Deike
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