n the true length of the line if the co-efficient of expansion is 65 × 10-7 per 1°F.
n the true length of the line if the co-efficient of expansion is 65 × 10-7 per 1°F.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A tape 20 m long of standard length at 84 °F was used to measure a line, the
mean temperature during measurement being 65°. The measured distance was 882.10 metres,
the following being the slopes:
2° 10'
for
100 m
4° 12'
for
150 m
1° 6'
for
50 m
7° 48'
for
200 m
3° 0'
for
300 m
5° 10'
for
82.10 m
Find the true length of the line if the co-efficient of expansion is 65 x 10-7 per 1°F.
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