MCQ Questions Mechanical Engineering Strength of Materials

Take a look at these MCQ Questions Strength of Materials for engineering interview questions and our tips on how to answer them. If you’re applying for an engineering internship, graduate scheme or entry-level job, you’ll face at least one interview as part of an engineering employer’s recruitment process. You may be interviewed by one or more members of the HR team, senior members of the engineering team you’d be joining or a mixture of both. In this section we will study MCQ Questions Mechanical Engineering Strength of Materials.

As well as questions about your reasons for applying to the role and the employer in question, engineering recruiters will be assessing your potential in the areas that is crucial to any engineering role: technical expertise. Engineers may be asked to perform feats of fantastic technical prowess, but it will be as as part of a Justice League rather than as a solo engineering super hero.

The interviewer is almost as nervous as the candidate in most interviews. You might wonder if you look confident enough, if you will hire the right person, or if you are asking the right engineering interview questions. The last question is arguably the most crucial part to worry about when you’re interviewing candidates.

MCQ Questions Mechanical Engineering Strength of Materials - Set - 3

Question 1:

The materials which exhibit the same elastic properties in all directions are called
(a) homogeneous
(b) inelastic
(c) isotropic
(d) isentropic

Check Answer

Correct Answer – (C)

Question 2 :

The total elongation produced in a bar of uniform section hanging vertically downwards due to its own weight is equal to that produced by a weight
(a) of same magnitude as that of bar and applied at the lower end
(b) half the weight of bar applied at lower end
(c) half of the square of weight of bar applied at lower end
(d) one-fourth of weight of bar applied at lower end

Check Answer

Correct Answer – (B)

Question 3 :

The value of Poisson’s ratio for steel is between
(a) 0.01 to 0.1
(b) 0.23 to 0.27
(c) 0.25 to 0.33
(d) 0.4 to 0.6

Check Answer

Correct Answer – (C)

Question 4 :

Which of the following materials is most elastic
(a) rubber
(b) plastic
(c) brass
(d) steel

Check Answer

Correct Answer – (D)

Question 5 :

In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is
(a) more
(b) less
(c) same
(d) more/less depending on composition

Check Answer

Correct Answer – (B)

MCQ Questions Mechanical Engineering Strength of Materials

Question 6:

The property of a material by virtue of which a body returns to its original, shape after removal of the load is called
(a) plasticity
(b) elasticity
(c) ductility
(d) malleability

Check Answer

Correct Answer – (B)

Question 7:

The buckling load for a given material depends on
(a) slenderness ratio and area of cross-section
(b) Poisson’s ratio and modulus of elasticity
(c) slenderness ratio and modulus of elasticity
(d) slenderness ratio, area of cross-section and modulus of elasticity

Check Answer

Correct Answer – (D)

Question 8:

The value of modulus of elasticity for mild steel is of the order of
(a) 2.1 x 10⁵ kg/cm²
(b) 2.1 X 10⁶ kg/cm²
(c) 2.1 x 10⁷ kg/cm²
(d) 0.1 x 10⁶ kg/cm²

Check Answer

Correct Answer – (B)

Question 9:

If a part is constrained to move and heated, it will develop
(a) principal stress
(b) tensile stress
(c) compressive stress
(d) shear stress

Check Answer

Correct Answer – (C)

Question 10:

Which is the false statement about true stress-strain method
(a) It does not exist
(b) It is more sensitive to changes in both metallurgical and mechanical conditions
(c) It gives, a more accurate picture of the ductility
(d) It can be correlated with stress-strain values in other tests like torsion, impact, combined stress tests etc.

Check Answer

Correct Answer – (A)

MCQ Questions Mechanical Engineering Strength of Materials

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