Exercise 29

Ex.29-1 Question State field condition/ types of measurement involved in which (i) precision in angles or directions exceeds its equivalent in linear distance observation; ( ii) Precision in angles or directions is essentially equal to its equivalent in the precision of distances; (iii) Precision in distances exceeds that in angles and directions.

Ex.29-2 Calculate the independent coordinates of the stations from the following observation of a traverse assuming independent coordinates of station A as (10000, 10000):

Line

AB

BC

CD

DE

EA

Length (m)

89.31

219.76

151.18

159.10

232.26

WCB

45° 10'

72° 05'

161° 52'

228° 43'

300° 42'

Use Bowditch Rule for adjustment of errors.

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