Surveying - Engineering
Q1: The chord of a curve less than peg interval, is known asA
small chord
B
sub-chord
C
normal chord
D
short chord.
ANS:B - sub-chord Length of Unit Chord = Beg interval. Standard Unit curve (peg interval 30m for plate curve. And for Flat Curve =20m and for very flat =10m. So now if chord measure is less than standard Chord (peg interval or unit Chord) is called Sub -Chord, peg interval or Unit chord have constant value 30m, 20 and 10m. |
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