Cfm unit 9 Study guides, Class notes & Summaries
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Nicet Level 2 questions and answers 100% verified
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Nicet Level 2 questions and answers 100% verified 
Consider a room which is 40' square. How many 15cd wall mounted strobes are required to adequately cover this space? 4 
What is the testing frequency of a strobe? Annually 
In a corridor application, visible appliances shall be rated not less than ________ cd? 15 
Consider a household fire alarm system where the primary power is provided by a circuit that can be switched off by means other than a circuit breaker. The battery must be recharged i...
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Latest Nicet Level 2 questions Rated 100% With Complete Answers
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4 - ANS Consider a room which is 40' square. How many 15cd wall mounted strobes are required to adequately cover this space? 
 
Annually - ANS What is the testing frequency of a strobe? 
 
15 - ANS In a corridor application, visible appliances shall be rated not less than ________ cd? 
 
4 hours - ANS Consider a household fire alarm system where the primary power is provided by a circuit that can be switched off by means other than a circuit breaker. The batt...
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HOME INSPECTION EXAM|UPDATED&VERIFIED|GUARANTEED SUCCESS
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15 amp 
14 AWG Copper/ 12 AWG Aluminum 
 
 
 
20 amp 
12 AWG Copper/ 10 AWG Aluminum 
 
 
 
25 amp 
10 AWG Copper/ 10 AWG Aluminum 
 
 
 
30 amp 
10 AWG Copper/ 8 AWG Aluminum 
 
 
 
40 amp 
8 AWG Copper/ 6 AWG Aluminum 
 
 
 
50 amp 
6 AWG Copper/ 4 AWG Aluminum 
 
 
 
60 amp 
6 AWG Copper/ 3 AWG Aluminum 
 
 
 
100 amp 
4 AWG Copper/ 2 AWG Aluminum 
 
 
 
125 amp 
2 AWG Copper/ 1/0 AWG Aluminum 
 
 
 
150 amp 
1 AWG Copper/ 2/0 AWG Aluminum 
 
 
 
200 amp 
2/0 AWG Copper/ 4/0 AWG Aluminum 
 
 ...
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CFM 155, Mid-Term Review Already Passed
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CFM 155, Mid-Term Review Already Passed 
4 levels of homes? 1) Start Up 2) Move Up 3) Custom 4) Ultra Custom 
Fire exists are governed by usage i.e... homes/cinema/Marriott Center 
What is the main feature in a Bedroom? BED 
What is the water usage for a W/C? 1.6 gallons 
What is the water usage for a shower? 2 gallons p/m 
What is a bath width and depth? Width = 60" Depth = 16" 
ADA means? Americans with Disability Act 1990 
ADA requires that bathrooms should have_____diameter to move? 5' 
K...
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Esco Heat pump exam Questions and Answers 100% Pass
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Esco Heat pump exam Questions and 
Answers 100% Pass 
1. An air-to-air heat pump has many of the same components as an air conditioning 
system. The major difference is that a heat pump also has a (an); - Answer️️ -C: 
reversing valve. 
2. What is the difference between "demand defrost" and "timed defrost?" - Answer️️ - 
D: demand defrost only happens when needed, and time defrost is on timed 
temperature 
3. The thermostat that controls the auxiliary electric heat according to the o...
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NATE Exam: Core Essentials, questions and answers. Verified
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NATE Exam: Core Essentials, questions and answers. Verified 
d (very important) 
The ability to utilize all types of communication skills is ____ to the HVACR technician. 
 
a. not as important as "hands-on" technical skills 
b. somewhat important 
c. unimportant 
d. very important 
 
 
 
d (all of the above: clear, complete, concise) 
It is important to be ____ in filling out service orders so that office staff, other technicians, and customers will know what work you completed on the job. 
...
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NATE A/C Exam #1,100% accurate answers| latest updated
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NATE A/C Exam #1,100% accurate answers| latest updated 
Low airflow over a residential split system air conditioning evaporator can cause 
 
A: Liquid flood-back to the compressor 
 
B: A decrease in compression ratio 
 
C: An increase in suction line superheat 
 
D: Oil logging in the evaporator 
A: Liquid flood-back to the compressor 
 
 
 
Which of the following is the correct sequence of work? 
 
A: Attach gauge manifold, recover refrigerant, replace filter core, evacuate the system, recharg...
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LARA - Residential Builders - State of Michigan Questions with correct Answers
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LARA - Residential Builders - State of Michigan Questions with correct Answers 
SUSPENSION OF PERMIT: 
Your permit remains VALID if work is progressing, and inspections are requested and conducted. A permit shall become INVALID if the authorized work is not commenced within 6 months after issuance of the permit or if the authorized work is suspended or abandoned for a period of 6 months after the time of commencing the work. 
 
 
 
A Temporary Certificate of Occupancy may be issued 
provided Ins...
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NATE A/C Exam 2022/2023 with 100% correct answers
- Exam (elaborations) • 20 pages • 2023
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Low airflow over a residential split system air conditioning evaporator can cause 
 
A: Liquid flood-back to the compressor 
 
B: A decrease in compression ratio 
 
C: An increase in suction line superheat 
 
D: Oil logging in the evaporator 
A: Liquid flood-back to the compressor 
 
 
 
Which of the following is the correct sequence of work? 
 
A: Attach gauge manifold, recover refrigerant, replace filter core, evacuate the system, recharge the system. 
 
B: Recover refrigerant, evacuate the sy...
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NICET Level 2 Questions With Correct Solutions
- Exam (elaborations) • 4 pages • 2023
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4 - Consider a room which is 40' square. How many 15cd wall mounted strobes are required to adequately cover this space? 
 
Annually - What is the testing frequency of a strobe? 
 
15 - In a corridor application, visible appliances shall be rated not less than ________ cd? 
 
4 hours - Consider a household fire alarm system where the primary power is provided by a circuit that can be switched off by means other than a circuit breaker. The battery must be recharged in____________ 
 
The ...
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