Plumbing Tools and Materials Quiz

What is one of the objectives related to plumbing tools and materials?

• To memorize the history of plumbing

• To properly identify plumbing tools and materials

• To design new plumbing tools

• To ignore plumbing safety protocols

What should students understand about plumbing materials?

• The cost of plumbing materials

• The purposes for various plumbing materials

• The color of plumbing materials

• The weight of plumbing materials

What is the primary function of the water supply system in a two-part system?

• To carry potable water from a source to a fixture.

• To carry excess water and waste to a septic system.

• To filter water for impurities.

• To recycle wastewater for irrigation.

What distinguishes tubing from a pipe in the given terminology?

• Tubing is rigid and cannot be bent.

• Tubing is flexible and can be easily bent.

• Tubing is used to connect two pieces of pipe.

• Tubing is a solid material.

What is the primary basis for determining the size of a pipe?

• The outside diameter (OD)

• The inside diameter (ID)

• The length of the pipe

• The thickness of the pipe

What are Sch 80 and Sch 120 pipes primarily used for?

• Home plumbing

• Commercial and industrial settings

• Decorative purposes

• Electrical wiring

Why do all grades of steel pipe have the same external diameter?

• To reduce cost

• To allow for common threading dies and fittings

• To increase strength

• To improve appearance

What are the two types of copper pipes available?

• Rigid and flexible

• Thick and thin

• Long and short

• Heavy and light

Which type of rigid copper pipe is adequate for home plumbing?

• Type L (blue)

• Type M (red)

• Type K (green)

• DWV (yellow)

For what purpose is thick walled type K copper pipe used?

• Home plumbing

• Commercial plumbing

• Outside work subject to mechanical damage

• Drainage waste vent systems