(b)- A base line was measured by tape suspended in catenary under a pull of 125 N, themean temperature being 12°C. The lengths of various segments of the tape and thedifference in level of the two ends of a segment are given in Table (1).Table (1).Span Length Difference inlevel (m)+0.364-0.241+0.390-0.160(m)29.98829.8953.29.83829.910If the tape was standardized on the flat under a pull of 75 N at 18°C determine thecorrect length of the line. Take, Cross-sectional area of the tape = 4.35 mm Massof the tape = 0.025 kg/m, Coefficient of linear expansion 0.8 x 10 per "C Meanheight of the line above M.S.L. 41.76 m, Radius of carth 6380 kmYoung's modulus-12.8 x 10' MN/m

Pull= 125N tm=12o c t0=18o c P0=75N A=4.35mm2 E=12.8X104 MN/m2 H=41.76m R=6370m

(b)- A base line was measured by tape suspended in catenary under a pull of 125 N, the mean temperature being 12°C. The lengths of various segments of the tape and the difference in level of the two ends of a segment are given in Table (1). Table (1) Span Length Difference in (m) 29.988 29.895 29.838 29.910 level (m) +0.364 -0.241 2 +0.390 -0.160 4 If the tape was standardized on the flat under a pull of 75 N at 18°C determine the correct length of the line. Take, Cross-sectional area of the tape = 4.35 mm Mass of the tape = 0.025 kg/m, Coefficient of linear expansion = 0.8 x 10 per C Mean height of the line above M.S.L. 41.76 m, Radius of earth = 6380 km Young's modulus -12.8 x 10' MN/m?

(b)- A base line was measured by tape suspended in catenary under a pull of 125 N, the mean temperature being 12°C. The lengths of various segments of the tape and the difference in level of the two ends of a segment are given in Table (1). Table (1) Span Length Difference in (m) 29.988 29.895 29.838 29.910 level (m) +0.364 -0.241 2 +0.390 -0.160 4 If the tape was standardized on the flat under a pull of 75 N at 18°C determine the correct length of the line. Take, Cross-sectional area of the tape = 4.35 mm Mass of the tape = 0.025 kg/m, Coefficient of linear expansion = 0.8 x 10 per C Mean height of the line above M.S.L. 41.76 m, Radius of earth = 6380 km Young's modulus -12.8 x 10' MN/m?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

(b)- A base line was measured by tape suspended in catenary under a pull of 125 N, the
mean temperature being 12°C. The lengths of various segments of the tape and the
difference in level of the two ends of a segment are given in Table (1).
Table (1).
Span Length Difference in
level (m)
+0.364
-0.241
+0.390
-0.160
(m)
29.988
29.895
3.
29.838
29.910
If the tape was standardized on the flat under a pull of 75 N at 18°C determine the
correct length of the line. Take, Cross-sectional area of the tape = 4.35 mm Mass
of the tape = 0.025 kg/m, Coefficient of linear expansion 0.8 x 10 per "C Mean
height of the line above M.S.L. 41.76 m, Radius of carth 6380 km
Young's modulus-12.8 x 10' MN/m

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solve for number 2 please, 3 moment equation thank you i need it
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