WT 8

50問 • 1ヶ月前

問題一覧

A connector device or metal shackle with drilled ends to receive a pin or bolt and that is used for attaching or suspending parts.

Clevis

LEL means _____.

Lower Explosive Limit

A wrench with one fixed and one adjustable jaw at right angles to a straight handle

Monkey Wrench

What is the material applied to a thread of a pipe to compensate for workmanship in a screw joint?

Teflon Tape

Identify this type of plier.

End Cutting Pliers

A galvanized steel pipe can be cut with a ____ and ____.

ipe cutter and hacksaw

For use in cleaning pipes of general material clinging to pipe walls.

Sharktooth Cutter

In installing a leak-proof connection using copper tubing without soldering, what will be the most appropriate tool or method to use?

flaring tool

A component of a personal fall protection system consisting of a flexible line for connection to an anchorage at one end so as to hang vertically or so as to stretch horizontally.

Lifeline

Features a jaw opening parallel to the handle and a narrower hook jaw head. Provides easy entry into tight spots.

Offset Pipe Wrench

Identify the figure

Spiral Saw Tooth Cutter

How many turns does it take to operate a 6” double-disk valve?

20.5

Identify the symbol

Globe Valve

Pipe longer than 12 inches is regarded as _____.

Cut Pipe

Trenches shall be back-filled in thin layers of _____ above the top of the pipe with clean earth.

0.3 m

What should be the distance of the base of the ladder if it's working length is 15ft?

3.75 ft

A preformed support or fastener, usually constructed in a cantilevered manner, with or without additional diagonal structural members for load stability.

Bracket

TPI of hacksaw blade used for general work shops

18 TPI

Identify this tool.

Heavy-Duty Instrument Bender

Piping color codes are used when utility companies stake out piping locations. A yellow flag generally indicates _____.

Gas

A simple tool used for opening up the end of a lead pipe in preparation for making a wiped joint.

Turnpin

What tool is a long flexible rod up to 100 feet long, used to insert into a sewer line for cleaning and declogging?

Plumber's one-piece flat sewer tape

Identify the tool

Cross Pein Hammer

In pipes, the higher the SDR, the _____.

thinner the wall of the pipe

Brass pipe is one of the approved materials for water service piping. On what standard is it based?

ASTM B43

For trenching, vertical braces should be located every _____.

A hanger used to support a vertical pipe that traverses multiple floors

Riser clamp

Identify the drawing.

overhead gang shower

Copper piping used for medical gas systems should only be cut with a _____.

Copper tubing cutter

Identify the symbol.

Handicapped Lavatory

A hot water return line is drawn with _____

Solid line with three dashes

Identify

Pipe Tap

Identify the tool

Closet Auger

Hanger rod size for 4" pipe size

3/8"

Identify the symbol.

Plug- Screwed

Identify the tool

End Pipe Wrench

Identify this type of plier.

Lineman's Plier

They install pipe systems that move liquids or gases under high pressure.

Steamfitters

Which of the following fixture group qualifies the definition of battery of fixtures?

5 water closets

A heavy sprocket chain that is slipped around a pipe, then attached to wrench handled and used on piping work especially large size pipe metal pipes and in areas that is not easily accessible

chain wrench

Identify the hanger.

Adjustable Clip for Branch Lines

Excavated spoils must be kept _____ from trench edges.

Minimum and maximum safe space level of oxygen in a confined space.

19.5% to 23.5%

The following are grounds for non-issuance of the certificate of registration by the Board of Master Plumbers except for _____.

failure to pay the required fees

Identify the tool.

4-wheel pipe cutter

A shovel suitable for harder packed, even rock filled soils

Pointed diggers

Identify the tool.

Stillson Wrench

An auger bit is used for drilling _____.

Wood

If you do find algae in your reservoir, you can combat them by ____ in your reservoir water.

lowering the Ph

Wet standpipes shall be located so that all portions of the buildings are within ___ of a nozzle attached to 22 meters of a hose

6 m

YT1 Materials Engineer EXAM

ユーザ名非公開 · 100問 · 1ヶ月前

YT1 Materials Engineer EXAM