Metal Conduit Quiz

What is the reason behind using a plain saddle for fixing a conduit?

• To keep it very close to the surface on smooth surfaces like wood

• To raise it slightly further off the surface

• To secure it in areas of high hygiene

• To bridge it off a damp surface

Which type of conduit finish is recommended for areas of high hygiene such as food processing factories?

• Zinc galvanized

• Stainless steel

• Black enamel

• Sherardized

What is the most common type of steel conduit?

• Seam welded

• Solid drawn

• Stainless steel

• Zinc galvanized

What is the standard length of steel conduit?

• 3.75 meters

• 4 meters

• 2.5 meters

• 3 meters

What is the multiplication factor for calculating the bending radius of the conduit?

• 3.5

• 3.0

• 2.5

• 2.0

In which type of installation would you use solid drawn conduit?

• High hygiene areas

• Dry environments

• Gas tight installation

• Damp areas

What is the purpose of a female bush in a conduit system?

• To secure the conduit to the surface

• To connect to a coupler

• To make a gas tight installation

• To bridge off a damp surface

Which type of box has a pre-threaded spout for connecting the conduit?

• Tee box

• End box

• Back entry box

• Angle box

What are the four common sizes of steel conduit based on the diameter?

• 14mm, 18mm, 24mm, 30mm

• 18mm, 22mm, 28mm, 35mm

• 12mm, 16mm, 20mm, 25mm

• 16mm, 20mm, 25mm, 32mm

Which type of conduit finish is recommended for areas with irregular brickwork?

• Black enamel

• Sherardized

• Zinc galvanized

• Stainless steel