All of the following statements are correct except: a. Materials with higher modulus of elasticity, E are relatively weaker than those with lower E. b. Stress is proportional to strain within the elastic range. c. High carbon steel is stronger than concrete. d. In normal loading, the slope of the stress-strain curve is a material property called modulus of elasticity.

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter6: Introduction To Mechanical Properties

Section: Chapter Questions

Problem 6.3P: Compare the engineering and true secant elastic moduli for the natural rubber in Example Problem 6.2...

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Planar Stresses

Question

All of the following statements are correct except:
a. Materials with higher modulus of elasticity, E are relatively weaker than those with lower E.
b. Stress is proportional to strain within the elastic range.
c. High carbon steel is stronger than concrete.
d. In normal loading, the slope of the stress-strain curve is a material property called modulus of elasticity.

The deflection of a beam is:
A. Directly proportional to the modulus of elasticity and Moment of inertia
B. Inversely proportional to the modulus of elasticity and moment of inertia
C. Directly proportional to the load imposed and inversely to the length squared
D. Inversely proportional to the weight and length

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