Plumbing L1 General

What is the primary stage of plumbing installation, involving the installation of pipes and fittings within the building structure?

• Second Fix

• Final Fix

• First Fix

• Finishing Fix

Which type of pipe is commonly used for hot and cold water supply lines in domestic plumbing?

• Copper

• PVC

• Cast Iron

• Lead

What is the purpose of a soil pipe?

• To carry rainwater from the roof

• • To carry waste water from sanitary appliances

• To supply cold water to fixtures

• To vent the drainage system

Which fitting is used to join two pipes of the same diameter?

• Coupling

• Elbow

• Tee

• Reducer

What is the purpose of a trap in a plumbing system?

• To prevent water hammer

• To prevent backflow of sewage

• To regulate water pressure

• To filter water

What is the most common type of pipe used for water supply in homes?

• Copper

• PVC

• • Galvanized steel

• Cast iron

What tool is used to cut copper pipe?

• Hacksaw

• Pipe wrench

• • Tubing cutter

• Pipe cutter

What is the proper way to solder a copper pipe joint?

• Heat the pipe and fitting with a propane torch

• Apply flux to the joint and heat it with a soldering iron

• Clean the pipe and fitting, apply flux, and heat the fitting with a torch

• Heat the pipe and fitting with a propane torch and apply solder directly

What is the most important safety tip to remember when working with plumbing?

• Always wear gloves

• Always wear safety glasses

• Always turn off the water supply before working on pipes

• All of the above

Which of the following tools is used to tighten and loosen nuts and bolts?

• Pipe wrench

• Adjustable Spanner

• Hacksaw

• Screwdriver