Unit 202: quiz 3 Flat Roofs Quiz

What is the maximum slope angle for a flat roof?

• 5°

• 10°

• 15°

• 20°

How does water runoff from flat roofs compare to pitched roofs?

• Faster

• Slower

• The same

• It depends on the material

What is the primary reason flat roofs are used as extensions in domestic settings?

• Cost-effectiveness

• Aesthetic appeal

• Structural support

• Space limitations

What is a key factor that makes flat roofs more high-maintenance?

• Their color

• Their material

• Water retention

• Their height

Which of the following is NOT a method to provide slope in a flat roof?

• Sloping ceiling joists

• Level ceiling joists with reducing battens

• Curved metal beams

• Level ceiling joists with firring strips

What is a common approach to providing slope in flat roofs?

• Sloping ceiling joists

• Vertical beams

• Horizontal panels

• Curved metal sheets

What is the role of joists in this construction method?

• To provide a level base for the ceiling

• To support the roof tiles

• To enhance thermal insulation

• To improve soundproofing

What is the relationship between the joists and the fall in this construction?

• Joists run parallel to the fall

• Joists run perpendicular to the fall

• Joists are angled to the fall

• Joists are below the fall

What is the main characteristic of firring strips?

• They are tapered

• They are flat

• They are curved

• They are hollow

What is ensured by the method of construction using reducing battens?

• The ceiling remains level

• The roof is waterproof

• The roof is insulated

• The roof is flexible