Hot water heater. - CORRECT ANSWER✅✅The piece of equipment on which you are most likely to find
a safety (pop off) valve is:
Installing an air chamber. - CORRECT ANSWER✅✅Water hammer in domestic water lines is best
eliminated by:
Open the faucet closest to the frozen pipe and warm the pipe with a blow torch, starting at this point. -
CORRECT ANSWER✅✅Of the following, the best procedure to follow with a frozen water pipe is:
Gate valve. - CORRECT ANSWER✅✅In plumbing work, a valve that allows water to flow in one direction
only is commonly known as a:
Reducing coupling. - CORRECT ANSWER✅✅The pipe fitting that should be used to connect a 1" pipe to
a 1 ½" valve is called a:
Butt gauge. - CORRECT ANSWER✅✅A tool used in hanging doors is a:
To hold a saw at a fixed angle while sawing. - CORRECT ANSWER✅✅A miter box is used:
Chalk and a mason's line. - CORRECT ANSWER✅✅Of the following, the best way to lay out a long,
straight line of floor is to use:
Galvanized. - CORRECT ANSWER✅✅Roofing nails are usually:
Cause blisters to be formed in the roofing. - CORRECT ANSWER✅✅If moisture is trapped between the
layers of a 3-ply roof, the heat of a summer day will:
Mastic. - CORRECT ANSWER✅✅Roll roofing material is usually felt that has been impregnated with:
, Prevent leaks through the roof. - CORRECT ANSWER✅✅The purpose of flashing on roof is:
Latex. - CORRECT ANSWER✅✅Water is used to thin which type of paint?
Applying cement to the joints. - CORRECT ANSWER✅✅When using tape to conceal joints in dry wall
construction, the first operation is:
Scratch coat. - CORRECT ANSWER✅✅The first coat of plaster to be applied on a 30-coat plaster job is
the:
¾ gallon. - CORRECT ANSWER✅✅The room is 7'6" wide by 9'0" long with a ceiling height of 8'0". One
gallon of flat paint will cover approximately 400 square feet of wall. The number of gallons of this paint
required to paint the walls of this room, making no deductions for windows or doors, is most nearly:
White. - CORRECT ANSWER✅✅In a 100-220 volt three wire circuit, the neutral wire is usually:
The circuit should be checked. - CORRECT ANSWER✅✅The fuse of a certain circuit has blown and is
replaced with a fuse of the same rating which also blows when the switch is closed. In this case:
Has been permanently damaged. - CORRECT ANSWER✅✅Assume that freshly poured concrete has
been exposed to freezing temperatures for six hours. In all likelihood, this concrete:
Prevent excessive evaporation of water in the concrete. - CORRECT ANSWER✅✅The principal reason
for covering a concrete sidewalk with straw after concrete has been poured is to:
Points. - CORRECT ANSWER✅✅The strips of metal used to hold glass to the window frame while it is
being puttied are called:
Prevent formation of oxide films in the area of the joint. - CORRECT ANSWER✅✅A flux is applied during
a brazing operation primarily to: