WorksheetsDay 108-Jan 17-worksheet-Diploma-Arches & lintels
Total questions: 15
Worksheet time: 8mins
What is the shape of the extrados of an arch?
Outer curve
Inner curve
Horizontal
Vertical
Which part of the arch is defined as the highest point of the arch?
Keystones
Springing point
Crown
Soffit
Which of the following types of arch has its center located above the springing line?
Flat arch
Segmental arch
Semi-circular arch
Horse-shoe arch
The standard mix ratio for RCC lintels is generally:
1:2:4
1:1.5:3
1:2:3
1:3:4
Which of the following types of lintel is most commonly used for openings with large spans?
Timber lintel
Steel lintel
Brick lintel
RCC lintel
A relieving arch is constructed to relieve the lintel from carrying load.
True
False
A ———-is a type of arch where the intrados and the springing line lie in the same line
(a)
The (a) is the vertical distance between the highest point of the arch and the springing line.
The “ (a) ” is the first voussoir at the springing level.
The depth of a stone lintel should be at least (a) of the span.
A timber lintel should have a depth of (a) of the span.
The minimum bearing for a timber lintel is (a) cm.
The maximum span for a stone lintel is (a) m.
The (a) arch has a depth at the crown greater than the depth at the springing line.
Assertion (A): The springing line of an arch is the horizontal line joining the springing points.
Reason (R): The springing points are the points on the arch where the curve begins.
(a)
