(c) Distinguish between stress and strain associated with elasticity. (d) One end of an iron rod with a diameter of 1.6 cm and a length of 0.7 m is held in a vise. A force of magnitude 90 kN is applied perpendicularly to the end face at the other end, pulling directly away from the vise. Evaluate the following: () Stress on the rod; (ii) Strain of the rod; (iii) Elongation of the rod. Given the Young's Modulus of the iron is equal to 17x 1010 N/m?

(c) Distinguish between stress and strain associated with elasticity. (d) One end of an iron rod with a diameter of 1.6 cm and a length of 0.7 m is held in a vise. A force of magnitude 90 kN is applied perpendicularly to the end face at the other end, pulling directly away from the vise. Evaluate the following: () Stress on the rod; (ii) Strain of the rod; (iii) Elongation of the rod. Given the Young's Modulus of the iron is equal to 17x 1010 N/m?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter12: Static Equilibrium And Elasticity

Section: Chapter Questions

Problem 73AP: Two thin rods, one made of steel and the other of aluminium, are joined end to end. Each rod is 2.0m...

See similar textbooks

Similar questions

Alarge uniform cylindrical steel rod of density =7.8g/cm3 is 2.0 m long and has a diameter of 5.0 cm. the rod is fastened to a concrete floor with its long axis vertical.what is the normal stress in the rod at the cross-section located at (a)1.0 mfrom its lower end?(b)1.5 m from the lower end?
Two rods, one made of copper and the other of steel, have the same dimensions. If the copper rod stretches by 0.15mm under some stress, how much does the steel rod stretch under the same stress?
Review the relationship between stress and strain. Can you find any similarities between the two quantities?
Can Young’s modulus have a negative value? What about the bulk modulus?
Check Your Understanding A 400.0-N sign hangs from the end of a uniform strut. The strut is 4.0 m long and weighs 600.0 N. The strut is supported by a hinge at the wall and by a cable whose other end is tied to the wall at a point 3.0 m above the left end of the strut. Find the tension in the supporting cable and the force of the hinge on the strut.
Two thin rods, one made of steel and the other of aluminium, are joined end to end. Each rod is 2.0m long and has cross-sectional area 9.1mm2 . If a 10,000N tensile force is applied at each end of the combination, find: (a) stress in each rod; (b) strain in each rod; and, (c) elongation of each rod.
When the structure shown below is supported at point P, it is in equilibrium. Find the magnitude .of force F and the force applied at P. the weight of the structure is negligible.
Check Your Understanding Find the compressive stress and strain at the base of Nelson’s column.
An aluminium (=2.7g/cm3) wire is suspended from the ceiling and hangs vertically. How long must the wire be before the stress at its upper end reaches the proportionality limit, which is 8.0107N/m2 ?
A suspender rod of a suspension bridge is 25.0 m long. If the rod is made of steel, what must its diameter be so that it does not stretch more than 1.0 cm when a 2.5104kg tuck passes by it? Assume that the rod supports all of the weight of the truck.
Is it possible to rest a ladder against a rough wall when the floor is frictionless?
In Example 14.3, we found that one of the steel cables supporting an airplane at the Udvar-Hazy Center was under a tension of 9.30 103 N. Assume the cable has a diameter of 2.30 era and an initial length of 8.00 m before the plane is suspended on the cable. How much longer is the cable when the plane is suspended on it?