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CM 411 - Redden Actual Exam Questions With 100% Correct Answers Graded A+
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Which is not an element for "comfort" - CORRECT ANSWER-Noise Normal Ventilation for a building is - CORRECT ANSWER-20 CFM per person Comfort for heating and cooling is usually attained with a relative humidity of - CORRECT ANSWER-50% Water flow is typically expressed in which units? - CORR...

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  • September 16, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • cm 411 redden actual exam questions with 100 co
  • cm 411 redden actual exam questions stuvia
  • which is not an element for comfort correct an

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CM 411 - Redden Actual Exam
Questions With 100% Correct Answers
Graded A+

Which is not an element for "comfort" - CORRECT ANSWER-Noise



Normal Ventilation for a building is - CORRECT ANSWER-20 CFM per person



Comfort for heating and cooling is usually attained with a relative humidity of -
CORRECT ANSWER-50%



Water flow is typically expressed in which units? - CORRECT ANSWER-Gallons per
minute



A device that adds moisture into air is - CORRECT ANSWER-Humidifier



Liquids traveling through a steel pipe:

a) has pressure loss due to friction with the walls of the pipe ]

b) has pressure loss due to changes in direction at elbows and tees

c) Both A and B

d) None of the above - CORRECT ANSWER-c) Both A and B



Fire sprinkler piping is usually installed by - CORRECT ANSWER-Fire sprinkler
plumbing contractor



Pipe "size" is the general term commonly used when referring to pipe's - CORRECT
ANSWER-inside diameter



DFU stands for - CORRECT ANSWER-Drainage Fixture Unit

, The typical drainage for sanitary piping is 1/4 inch per? - CORRECT ANSWER-1 foot



What is typically installed on CPVC pipe

a) size

b) schedule of pipe

c) All of the above - CORRECT ANSWER-All of the above



Red fire caulking is used for - CORRECT ANSWER-Pipe penetration



Which is the thinness copper piping - CORRECT ANSWER-Type M



Gate Valve component that prevents leakage under the valve's gate - CORRECT
ANSWER-valve seat



_____ and plastic pipe are the most commonly used materials for DMV piping fittings
inside a building. - CORRECT ANSWER-Cast iron



Which is not used for water supply in residential use - CORRECT ANSWER-ABS



Drainage slopes less than recommended for horizontal branches - CORRECT
ANSWER-Will limit flow and risk blockage



Minimize size pipe for a residential water closet pipe is - CORRECT ANSWER-1-1/2"



A system with two sinks at two DFU each and four Water closet at six DFU each has
what loading on soil stack - CORRECT ANSWER-28 DFUs



Water closets in residential construction - CORRECT ANSWER-Are typically floor
mounted

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