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BLOCK 1 PLUMBING EXAM
BRAND NEW ACTUAL EXAM WITH
100% VERIFIED QUESTIONS AND
CORRECT SOLUTIONS
What type of copper cam be flared - ANSWER-Type K and L
annealed
Minimum schedule pipe for cut groove? - ANSWER-Schedule
40
What is capillary action? - ANSWER-Force by which liquid, in
contact with a solid, is distributed between the closely fitted
surfaces of a joint to be soldered or brazed
Difference between schedule 40 and schedule 80 - ANSWER-
Inside Diameter and wall thickness
Difference between carbon and stainless steel - ANSWER-
Stainless steel has chromium and nickel
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What type of welding for stainless steel - ANSWER-tig welding
how many holes in a stainless steel flange up to 3" - ANSWER-
4 holes
Purpose of a thrust block - ANSWER-prevents the pipe from
moving
Difference between eccentric reducer and concentric reducer -
ANSWER-Eccentric center line changes and concentric center
line stays the same
Benefit of spring hangers - ANSWER-Control vertical
movement
Purpose of a sound test or test on cast iron? - ANSWER-To find
cracks
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Depth of lead in a cast iron joint? - ANSWER-not less than
25mm
Size of nut for an MJ coupling and how much do you tighen? -
ANSWER-5/16 nut and 60 inch pounds
Difference between 1 way rodding cleanout and 2 way rodding
cleanout - ANSWER-1 way you can only go one way, two way
you can go two ways
purpose of a stack vent - ANSWER-to keep equal pressure
All hooks should be equipped with what? - ANSWER-Safety
latches
Never put the saddle on what part of the wire rope - ANSWER-
the dead part of the rope
BLOCK 1 PLUMBING EXAM
BRAND NEW ACTUAL EXAM WITH
100% VERIFIED QUESTIONS AND
CORRECT SOLUTIONS
What type of copper cam be flared - ANSWER-Type K and L
annealed
Minimum schedule pipe for cut groove? - ANSWER-Schedule
40
What is capillary action? - ANSWER-Force by which liquid, in
contact with a solid, is distributed between the closely fitted
surfaces of a joint to be soldered or brazed
Difference between schedule 40 and schedule 80 - ANSWER-
Inside Diameter and wall thickness
Difference between carbon and stainless steel - ANSWER-
Stainless steel has chromium and nickel
,2 | Page
What type of welding for stainless steel - ANSWER-tig welding
how many holes in a stainless steel flange up to 3" - ANSWER-
4 holes
Purpose of a thrust block - ANSWER-prevents the pipe from
moving
Difference between eccentric reducer and concentric reducer -
ANSWER-Eccentric center line changes and concentric center
line stays the same
Benefit of spring hangers - ANSWER-Control vertical
movement
Purpose of a sound test or test on cast iron? - ANSWER-To find
cracks
, 3 | Page
Depth of lead in a cast iron joint? - ANSWER-not less than
25mm
Size of nut for an MJ coupling and how much do you tighen? -
ANSWER-5/16 nut and 60 inch pounds
Difference between 1 way rodding cleanout and 2 way rodding
cleanout - ANSWER-1 way you can only go one way, two way
you can go two ways
purpose of a stack vent - ANSWER-to keep equal pressure
All hooks should be equipped with what? - ANSWER-Safety
latches
Never put the saddle on what part of the wire rope - ANSWER-
the dead part of the rope
