Exam (elaborations)
EXAC Exam 3 Questions with Correct Answers.
- Course
- Institution
EXAC Exam 3 Questions with Correct Answers.
[Show more]
Content preview
EXAC Exam 3 Questions with Correct AnswersStatic Load vs Dynamic Load Correct Answer-1. Static Load: Applied
slowly
2. Dynamic Load: Applied suddenly
6 Types of static loads Correct Answer-1. Live load (Occupant / Snow)
2. Dead load (self weight / mech)
3. Settlement loads (diff settlement)
4. Ground pressure (soil mass)
5. Hydrostatic Pressure
6. Impact load
2 Types Dynamic Loads Correct Answer-1. Wind
2. Earthquake
Shear Strength Soil Correct Answer-Ability to resist displacement when
forces applied
1 - Cohesive soils (clay, silt) retain strength when unconfined (high
angle of repose)
2 - Non cohesive soils (gravel, sand) require confined forces and have
shallow angle of repose
Structural stresses Correct Answer-1. Compression
2. Tension
,3. Shear
4. Bending
5. Torsion (twisting)
Heating and cooling loads Correct Answer-1. Heating load: Heat loss
btu/hr
2. Cooling load: Heat gain btu/hr
Test for soil permeability Correct Answer-Percolation test
Septic system distances Correct Answer-Tank and Field
1. From wells - 100' (30m)
2. From Streams - 50' (15m)
3. From PL or Buildings - 10' (3m)
Septic Tank Drainage Correct Answer-1 - Drainage field: Absorption
trenches that drain into field, seeps into soil
2- Seepage Pit: Use when soil is absorbent and water table 2'-0" below
pit
3 - Subsurface sand filter: Use when the other two can't be used.
Distribution pipes surrounded by graded gravel
Heating systems Correct Answer-1. Forced air
2. Hot water
, 3. Electrica
4. Radiant
5. Active solar
Forced Air Heating Correct Answer-Pros:
- Most commonly used
- cost effective
- simple
- easy to service, versatile
Cons:
- Space required,
- head height,
- bulkheads,
- hard to modify post construction,
- mech room size
Hot water heating Correct Answer-Pros:
- Smaller pipes then ducts,
- good control,
- less room
Cons:
- Needs space for boiler,
- not easily adaptable for cooling,
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 cracker. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now