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Q1:

The chord of a curve less than peg interval, is known as

A 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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