Q
Depth or height of the arch is the________________?
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A
A. Perpendicular distance between intra-dos and extrados
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B
B. Vertical distance between springing line and intrados
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C
C. Perpendicular distance between springing line and extrados
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D
D. None of the above
Correct Answer:
A. A. Perpendicular distance between intra-dos and extrados