6) A laboratory has four hoods; each is 39 in. wide. When the hood door is open to a height of 8 in. and the hoods are operating, the average air velocity through the hood face is 170 ft/min. (a) Evaluate the total ventilation rate for this room, assuming that there are no other exhausts.
6) A laboratory has four hoods; each is 39 in. wide. When the hood door is open to a height of 8 in. and the hoods are operating, the average air velocity through the hood face is 170 ft/min. (a) Evaluate the total ventilation rate for this room, assuming that there are no other exhausts.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
Problem 3E
Related questions
Question
100%
Answer is 1470 ft3/min or 41.7 m3/min
(Please show calculation that leads to that answer)
![6) A laboratory has four hoods; each is 39 in. wide. When the hood door is
open to a height of 8 in. and the hoods are operating, the average air
velocity through the hood face is 170 ft/min.
(a) Evaluate the total ventilation rate for this room, assuming that there are
no other exhausts.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F94cb56ce-f9a7-474a-b997-77a13b6dc73a%2Fd9e963e8-2b7b-4335-a4e8-f681b49c25ce%2Fc51l3v8_processed.png&w=3840&q=75)
Transcribed Image Text:6) A laboratory has four hoods; each is 39 in. wide. When the hood door is
open to a height of 8 in. and the hoods are operating, the average air
velocity through the hood face is 170 ft/min.
(a) Evaluate the total ventilation rate for this room, assuming that there are
no other exhausts.
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Follow-up Questions
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Follow-up Question
(Please show calculation that leads to that answer)
![(b) The laboratory is designed for use by 30 students. Evaluate the air
available per student if the mixing factor is 0.3 and the experiments last for
3 hrs.
= 75 m³/student](https://content.bartleby.com/qna-images/question/94cb56ce-f9a7-474a-b997-77a13b6dc73a/1023a8ca-d77e-4fc0-a1c6-4fc67df9c4cb/9j7hw0n_thumbnail.png)
Transcribed Image Text:(b) The laboratory is designed for use by 30 students. Evaluate the air
available per student if the mixing factor is 0.3 and the experiments last for
3 hrs.
= 75 m³/student
Solution
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