Plumber Pipe Installation & Repair

Question 1

What is the most commonly used material for residential water supply pipes?

Accepted Answer

Copper and PEX

Answer

Galvanized steel

Answer

Clay pipes

Answer

Aluminum

Question 2

Which tool is commonly used to cut PVC pipes?

Accepted Answer

Hacksaw or pipe cutter

Answer

Pipe wrench

Answer

Chisel

Answer

Hammer

Question 3

What is the primary purpose of a plumbing trap?

Accepted Answer

To prevent sewer gases from entering the building

Answer

To increase water pressure

Answer

To store excess water

Answer

To slow down water drainage

Question 4

Which fitting is commonly used to connect two pipes of different diameters?

Accepted Answer

Reducer

Answer

Coupling

Answer

Elbow

Answer

Tee fitting

Question 5

Why is it important to properly slope drainage pipes?

Accepted Answer

To ensure smooth wastewater flow and prevent blockages

Answer

To increase water pressure

Answer

To slow down water movement

Answer

To reduce pipe size

Question 6

What is the best method for joining copper pipes?

Accepted Answer

Soldering with flux and a torch

Answer

Using duct tape

Answer

Tying with wire

Answer

Clamping with pliers