Carpentry

On a hip roof, the hip rafters are:

•   positioned on an external corner

•   positioned on an internal corner

• positioned at an angle greater than 10º

• positioned at an angle less than 10º

What is the name given to the type of roof where there is a purlin used as a mid-support for the rafters?

• Single roof

• Double roof

• Flat roof

• Truss roof

  Which one of the following is required in addition to the span, in order to calculate the length of a common rafter?

• Girth

• Gauge

• Height

• Rise

What equipment is used to determine rafter lengths?

• able square

• Compass

• Roofing square

• Trammel

What component runs between the valley rafter and the ridge?

• Cripple rafter

• Jack rafter

• Crown rafter

• Common rafter

What is the main purpose of providing roof ventilation?

• Allow air movement

• Prevent dry rot

• Prevent wet rot

• Reduce sound transmission

What maximum distance should a restraint strap be fixed?

• 2.0m

• 1.5m

• 2.5m

• 3.0m

The fall on a flat roof can be achieved by using what component?

• Angle fillet

• Drip batten

• Strutting

• Firring piece