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Stress and Strain Online Exam Quiz

Important questions about Stress and Strain. Stress and Strain MCQ questions with answers. Stress and Strain exam questions and answers for students and interviews.

What is the point P shown on the stress strain curve?

Options

A : a. Upper yield point

B : b. Yield plateau

C : c. Elastic limit

D : d. Ultimate point

What is the point P shown in the stress-strain curve?

Options

A : a. Lower yield point

B : b. Elastic limit

C : c. Proportionality limit

D : d. Breaking point

What is the point shown in the stress strain curve?

Options

A : a. Elastic limit

B : b. Lower yield point

C : c. Yield plateau

D : d. Lower strain point

Options

A : a. 4

B : b. 3

C : c. 2

D : d. 1

The dimension of strain is?

Options

A : a. LT?²

B : b. N/m²

C : c. N

D : d. Dimensionless

What is tensile strain?

Options

A : a. The ratio of change in length to the original length

B : b. The ratio of original length to the change in length

C : c. The ratio of tensile force to the change in length

D : d. The ratio of change in length to the tensile force applied

Options

A : a. 0.025

B : b. 0.0012

C : c. 0.0046

D : d. 0.0014

Options

A : a. 0.2mm

B : b. 0.3mm

C : c. 0.5mm

D : d. 0.1mm

Options

A : a. 0.0010

B : b. 0.00105

C : c. 0.0105

D : d. 0.005

i) Strain is a fundamental behaviour of a material. ii) Strain does not have a unit.

Options

A : a. Both i and ii are true and ii is the correct explanation of i

B : b. Both i and ii are true but ii is not the correct explanation of i

C : c. i is true but ii is false

D : d. ii is true but i is false

Options

A : a. 0.002

B : b. 0.02

C : c. 0.2

D : d. 2

The lateral strain is ___________

Options

A : a. The ratio of axial deformation to the original length

B : b. The ratio of deformation in area to the original area

C : c. The strain at right angles to the direction of applied load

D : d. The ratio of length of body to the tensile force applied on it

Options

A : a. 0.001

B : b. 0.01

C : c. 0.02

D : d. 0.002

Some structural members subjected to a long time sustained loads deform progressively with time especially at elevated temperatures. What is such a phenomenon called?

Options

A : a. Fatigue

B : b. Creep

C : c. Creep relaxation

D : d. Fracture

Options

A : a. 0.01

B : b. 0.001

C : c. 0.05

D : d. 0.005

Which law is also called as the elasticity law?

Options

A : a. Bernoulli’s law

B : b. Stress law

C : c. Hooke’s law

D : d. Poisson’s law

A member which does not regain its original shape after removal of the load producing deformation is said __________

Options

A : a. Plastic

B : b. Elastic

C : c. Rigid

D : d. None of the mentioned

The body will regain it is previous shape and size only when the deformation caused by the external forces, is within a certain limit. What is that limit?

Options

A : a. Plastic limit

B : b. Elastic limit

C : c. Deformation limit

D : d. None of the mentioned

What kind of elastic materials are derived from a strain energy density function?

Options

A : a. Cauchy elastic materials

B : b. Hypo elastic materials

C : c. Hyper elastic materials

D : d. None of the mentioned

What the number that measures an object’s resistance to being deformed elastically when stress is applied to it?

Options

A : a. Elastic modulus

B : b. Plastic modulus

C : c. Poisson’s ratio

D : d. Stress modulus