Elasticity -Multiple Choice Questions Quiz

Question 1: What is the property of a material that allows it to regain its original shape after being deformed by an external force?

(a) Rigidity
(b) Ductility
(c) Elasticity
(d) Plasticity

Question 2: Which of the following materials is considered highly elastic?

(a) Rubber
(b) Glass
(c) Steel
(d) Clay

Question 3: What is the ratio of the change in length of an object to its original length when subjected to a tensile force called?

(a) Young's modulus
(b) Shear modulus
(c) Bulk modulus
(d) Poisson's ratio

Question 4: Which type of stress occurs when two equal and opposite forces act tangentially to each other on a material?

(a) Tensile stress
(b) Compressive stress
(c) Shear stress
(d) Bulk stress

Question 5: Which type of deformation occurs when a material's length increases under the influence of tensile stress?

(a) Tensile deformation
(b) Compressive deformation
(c) Shear deformation
(d) Plastic deformation

Question 6: Which of the following materials would have the highest Young's modulus value?

(a) Rubber
(b) Steel
(c) Glass
(d) Plastic

Question 7: What is the term for the point on a stress-strain curve where a material undergoes permanent deformation without any increase in stress?

(a) Elastic limit
(b) Yield point
(c) Fracture point
(d) Breaking point

Question 8: Which type of deformation occurs when a material's length decreases under the influence of compressive stress?

(a) Tensile deformation
(b) Compressive deformation
(c) Shear deformation
(d) Elastic deformation

Question 9: What is the measure of a material's resistance to shearing forces called?

(a) Young's modulus
(b) Shear modulus
(c) Bulk modulus
(d) Poisson's ratio

Question 10: Which of the following is a measure of the fractional change in volume of a material under hydrostatic stress?

(a) Young's modulus
(b) Shear modulus
(c) Bulk modulus
(d) Poisson's ratio

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Total score: /10

Answer key:

Question 1: c

Question 2: c

Question 3: a

Question 4: c

Question 5: a

Question 6: b

Question 7: b

Question 8: b

Question 9: b

Question 10: c