Roof

The members which support covering material of a sloping roof are

• Rafters

• Purlins

• Battens

• Struts

Rafters are birds mouthed over the wall plates.why?

• To make the roof more stronger

• To prevent their slipping

• To brace the whole stress

• To support the king post

Pickup the incorrect statement from the following

• In a king post truss, one vertical post is used

• In a queen post truss, one vertical post is used

• In a queen post truss, 2 vertical post is used

• None of these

Triangular upper part of a wall formed at the end of a pitched roof is known as

• Hip

• Gable

• Valley

• Verge

Slab or sheet of wood used to cover roof is

• Planks

• Plate

• Shingle

• Slate

The apex part of a pavilion roof is

• Hip

• Ridge

• Gable

• Purlin

Upper horizontal member of queen post truss is

• Queen rod

• Strut

• Straining sill

• Straining beam

Pitch of flat roof is

• 0°

• 30°

• 45°

• None of these

In the king post truss there is a central vertical member joining with the tie beam. This joint is strengthened by the

• Struts

• Jib & cotter arrangement

• MS strap

• Purlin & cleat

The simplest type of sloping roof in which rafters slope to one side only can be called as ..

• Couple roof

• Lean to roof

• Couple close roof

• Collar beam roof