× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
New Topic  
unistudentguy unistudentguy
wrote...
Posts: 551
Rep: 0 0
6 years ago
Heat exchangers used in steam systems are usually _____.
 
  a. water-to-steam
  b. steam-to-air
  c. steam-to-water
  d. steam-to-steam



[Ques. 2] Opening a drain or blowdown valve on an operating boiler can result in _____.
 
  a. boiler damage
  b. flash steam
  c. a rise in boiler operating pressure
  d. valve failure



[Ques. 3] Boilers classified as low-pressure steam boilers have a maximum operating pressure of _____.
 
  a. 5 psi
  b. 15 psi
  c. 50 psi
  d. 100 psi



[Ques. 4] A device that can protect steam heating coils from internal collapse due to a sudden drop in pressure is the
  _____.
 
  a. condensate tank
  b. control valve
  c. pressuretrol
  d. vacuum breaker



[Ques. 5] In some steam tables, the enthalpy of evaporation is referred to as _____.
 
  a. sensible heat value
  b. saturated heat value
  c. total heat value
  d. latent heat value
Read 68 times
3 Replies

Related Topics

Replies
wrote...
6 years ago
1)  c

2)  b

3)  b

4)  d

5)  d
unistudentguy Author
wrote...
6 years ago
I know this sounds cliche, but I was thinking the same thing for each of these. Thanks for confirming Slight Smile
wrote...
6 years ago
I'm sure Wink Face Thanks for your honesty
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1098 People Browsing
Related Images
  
 167
  
 335
  
 257
Your Opinion
Do you believe in global warming?
Votes: 370

Previous poll results: Who's your favorite biologist?