nate math exam questions 20222023 | consisting of 50 questions with verified answers from experts
Written for
NATE
All documents for this subject (869)
Seller
Follow
Labsolution
Reviews received
Content preview
NATE Air Distribution Exam Questions And Answers 2022/2023
1. <question: The density of air is
A: How much air weighs per cubic foot
B: How much volume one pound of air occupies
C: The ratio of the weight of water to that of the same volume of water
D: The ratio of the amount of water vapor contained in a cu. ft. of air to the
amount of moisture held at saturation: >>>> A: How much air weighs per
cubic foot
2. The specific volume of air is
A: How much air weighs per cubic foot
B: How much volume one pound of air occupies
C: The ratio of the weight of water to that of the same volume of water
D: The ratio of the amount of water vapor contained in a cu. ft. of air to the
amount of moisture held at saturation: >>>> B: How much volume one
pound of air occupies
,3. The relative humidity of air is
A: The percent of moisture air is holding as opposed to the amount it could
hold if it were saturated
B: Always less than 100%
C: The most accurate measurement of how much water vapor is in a given
body of air
D: Used as a multiplier to size humidifiers: >>>> A: The percent of
moisture air is holding as opposed to the amount it could hold if it were
saturated
4. As air is heated
it A: Contracts
B: Expands
, C: Does not change its volume
D: Becomes more dense: >>>> B: Expands
5. The air pressure in a sealed balloon
is A: Static pressure
B: Velocity pressure
C: A combination of static and velocity pressures
D: None of the above: >>>> A: Static pressure
6. A blower connected to a length of duct
A: Creates static pressure which is then converted to velocity pressure
B: Creates velocity pressure directly
C: Creates resistance to the flow of air
D: None of the above: >>>> A: Creates static pressure which is then
converted to velocity pressure
7. Velocity pressure is determined by
A: Subtracting static pressure from total pressure
B: Subtracting total pressure from static pressure
C: Dividing the total pressure by the static pressure
D: Subtracting the traverse pressure from the velocity: >>>> A:
Subtracting static pressure from total pressure
8. Velocity pressure can be mathematically converted
3/
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Labsolution. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.99. You're not tied to anything after your purchase.
