Arches and Domes — Unit test Answers

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1
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What is a groin vault?

A
A groin vault is a structure that resembles the top half of a sphere.
B
A groin vault comes from the extension of a round arch, similar to a long tube of arches.
C
A groin vault has two barrel vaults of the same diameter which cross or intersect one another.
D
A groin vault has two barrels which extrude into a two dimensional structure.
2
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A pendentive is ____________________

A
a set of projecting moldings that crown the top edge of a temple or building.
B
a curved triangular architectural element that transfers the weight from the dome to the supporting curve.
C
the part of an arch that projects slightly from the wall and where the arch springs from.
D
the wedge shaped stone used in round arches.
3

Look at the diagram above. What is part of the arch’s anatomy is (A) labeling?

Question illustration
A
impost
B
springing line
C
keystone
D
voussoir
4

Which two types of architecture are shown in this photograph taken from inside the Blue Mosque in Iran?

Question illustration
A
dome and arch structures
B
arch and vault structures
C
vault and post-and-lintel structures
D
dome and pendentive structures
5

Which type of dome is most commonly used in Islamic architecture?

A
corbel dome
B
onion dome
C
tholos
D
rotunda
6

An arch carries the thrust of weight to its _____(1)______. With a _____(2)______, the horizontal part of the structure supports all the weight above it.

A
(1) center; (2) post-and-bearing
B
(1) base; (2) springing line
C
(1) keystone; (2) groin vault
D
(1) sides; (2) post-and-lintel
7

Which of the following is not true?

A
The springing line of an arch is an imaginary line that goes between the two points from which the arch springs into its curve.
B
Architects are concerned only on the aesthetic appeal of architecture.
C
A corbel dome is essentially created by rotating corbel arches.
D
The keystone of an arch is the last piece put in and holds the voussoirs in place.
8

The round structure which is usually topped with a dome is best-known as a ____________, although it can also be referred to as a library.

A
tholos
B
corbel dome
C
rotunda
D
onion dome
9

The photograph above shows an example of a _________________.

Question illustration
A
corbel vault
B
onion vault
C
barrel vault
D
groin vault
10

When the Romans first began constructing arches like the one above, they were _________________

Question illustration
A
intended to be the gateway to the city.
B
designed to be used only by the Emperor as he entered and exited his palace.
C
suppose to display Roman power and intelligence to any possible enemy.
D
positioned so the Emperor could lead his men through the arch upon returning from a successful battle or war.

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