A 467.0-m long boundary line is to be laid out with a 30.0-m invar tape weighing 0.70 kg at 20°C under a standard pull of 68.67 N supported at both ends. Modulus of elasticity of tape E = 205 GPa, tape cross-sectional area A = 3.77mm^2, and coefficient of linear expansion a= 0.0000131/°C. If during measurement, the ambient temperature is 25°C and the tape is supported both ends under a pull of 63.0 N every 30-meter mark, determine the following: Total correction due to temperature. Total correction due to pull. Total correction due to sag. The actual length of tape during measurement, in meters. a. b. C. d.

A 467.0-m long boundary line is to be laid out with a 30.0-m invar tape weighing 0.70 kg at 20°C under a standard pull of 68.67 N supported at both ends. Modulus of elasticity of tape E = 205 GPa, tape cross-sectional area A = 3.77mm^2, and coefficient of linear expansion a= 0.0000131/°C. If during measurement, the ambient temperature is 25°C and the tape is supported both ends under a pull of 63.0 N every 30-meter mark, determine the following: Total correction due to temperature. Total correction due to pull. Total correction due to sag. The actual length of tape during measurement, in meters. a. b. C. d.

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter15: Braced Cuts

Section: Chapter Questions

Problem 15.5P

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