A Tachometer is set up at an intermediate point on a survey line PQ and the following obser were made on a vertically held staff. Staff station Vertical angle 15° 20 ' 50" 12° 40 ' 10 ' Compute length of the line PQ. Staff intercept 1.235 m Axial hair readings 2.445 m 1.335 m Q 1.115 m i)

Structural Analysis
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Chapter2: Loads On Structures
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A Tachometer is set up at an intermediate point on a survey line PQ and the following observations
were made on a vertically held staff.
Staff intercept
1.235 m
1.115 m
Axial hair readings
2.445 m
1.335 m
Staff station
Vertical angle
15° 20 ' 50"
12° 40 ' 10 "
i) Compute length of the line PQ.
2.5
ii) Compute R.L of Q, if R.L of P is 189.66 m
2.5
Transcribed Image Text:A Tachometer is set up at an intermediate point on a survey line PQ and the following observations were made on a vertically held staff. Staff intercept 1.235 m 1.115 m Axial hair readings 2.445 m 1.335 m Staff station Vertical angle 15° 20 ' 50" 12° 40 ' 10 " i) Compute length of the line PQ. 2.5 ii) Compute R.L of Q, if R.L of P is 189.66 m 2.5
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