H.W:-A line was measured with a (30 m) tape. This is standardized at (20 °C) under apull of (10 kg). The measured length of line was (1500 m). The temperature duringmeasurement was (30 °C) and the pull was (15 kg). Find: -1- The corrected length of tape.2- The true length of the line.Given the following: -1- Coefficient of expansion (a) = 3.5x10-6 per °C.2- Modulus of elasticity (E) = 2.1x10“ kg/cm?.3- Cross-sectional area of the tape (A) = 0.02 cm².

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Answered: - The corrected length of tape. - The…

Engineering

Mechanical Engineering

- The corrected length of tape. - The true length of the line.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter6: Forced Convection Over Exterior Surfaces

Section: Chapter Questions

Problem 6.21P

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