× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
L
3
d
3
y
3
a
3
n
3
d
3
e
3
d
3
c
3
p
3
M
3
a
3
Home Q & A Board Other Fields Homework Help Trades and Apprenticeship
New Topic  
megandunlap megandunlap
wrote...
Posts: 509
Rep: 2 0
6 years ago
What would the mixed air temperature be for a system with 20 outdoor air if the outdoor temperature is 90F and the return air temperature is 80F?
 
  A) 0.2  90F = 18F; 0.8  80F = 64F; 18F + 64F = 82F mixed air temperature
  B) (90F + 80F)  .4 = 68F
  C) 0.8  90F = 18F; 18F + 80F = 98F mixed air temperature
  D) ( 90F + 80F ) / 2 = 85F mixed air temperature

 Q. 2

In the MARK column of a door schedule, the third door on Floor 2, Wing B, would likely be designated as
  _____.
 
  a. 3-2-B
  b. 203-B
  c. B-203
  d. 200-3-B
Read 64 times
1 Reply

Related Topics

Replies
wrote...
#1
6 years ago
Ans. to #1

A

Ans. to #2

b
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1004 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 261
  
 188
  
 100
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 820
Previous poll results: Does a gender wage gap exist in America?