Chapter 04-05 quiz
Final Grade
Feedback will be available after submission
Correct answers will be available after all grades have been posted
SUBMITTED 3/30/26, 10:31 AM
RECEIPT: 5CC2216883D548479AD01690BC0979C8
1 MULTIPLE CHOICE
In general, the main function of a diffuser is to
A generate work or power output.
B keep the energy conserved.
C increase the flow speed.
D increase the flow pressure.
2 MULTIPLE CHOICE
Which of the following is true when a saturated liquid flow passes through a throttling valve?
A Its internal energy remains the same.
B Its enthalpy increases slightly.
C Its temperature drops.
D Its specific volume decreases.
, 3 MULTIPLE CHOICE
What is the relationship of h and u?
A h = u - Pv
B u = h - Pv
C dh + du = RdT
D ∆h = ∆u +v∆P
4 MULTIPLE CHOICE
What is the relationship of cv, cp and R for ideal gases?
A cv + R = c p
B cv + cp = R
C cv = c p + R
D cv - cp = 2R
5 MULTIPLE CHOICE
Which of the following can generally be ignored for the energy analysis of a steam turbine?
A the energy transfer by work
Final Grade
Feedback will be available after submission
Correct answers will be available after all grades have been posted
SUBMITTED 3/30/26, 10:31 AM
RECEIPT: 5CC2216883D548479AD01690BC0979C8
1 MULTIPLE CHOICE
In general, the main function of a diffuser is to
A generate work or power output.
B keep the energy conserved.
C increase the flow speed.
D increase the flow pressure.
2 MULTIPLE CHOICE
Which of the following is true when a saturated liquid flow passes through a throttling valve?
A Its internal energy remains the same.
B Its enthalpy increases slightly.
C Its temperature drops.
D Its specific volume decreases.
, 3 MULTIPLE CHOICE
What is the relationship of h and u?
A h = u - Pv
B u = h - Pv
C dh + du = RdT
D ∆h = ∆u +v∆P
4 MULTIPLE CHOICE
What is the relationship of cv, cp and R for ideal gases?
A cv + R = c p
B cv + cp = R
C cv = c p + R
D cv - cp = 2R
5 MULTIPLE CHOICE
Which of the following can generally be ignored for the energy analysis of a steam turbine?
A the energy transfer by work
