Strength Of Materials MCQ Questions & Answers

91

The ratio of elongation in a prismatic bar due to its own weight (W) as compared to another similar bar carrying an additional weight (W) will be

A) 1 : 2 B) 1 : 3 C) 1 : 4 D) 1 : 2.5

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Answer & Solution

Answer: Option B

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92

Which of the following statement is correct?

A) The energy stored in a body, when strained within elastic limit is known as strain energy. B) The maximum strain energy which can be stored in a body is termed as proof resilience. C) The proof resilience per unit volume of a material is known as modulus of resilience. D) All of the above

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Answer: Option D

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93

Which of the following statement is correct?

A) A continuous beam has only two supports at the ends B) A uniformly distributed load spreads uniformly over the whole length of a beam C) The bending moment is maximum where shear force is maximum D) The maximum bending moment of a simply supported beam of length $$l$$ with a central point load W is $$\frac{{{\text{W}}l}}{8}$$

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Answer: Option B

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94

Which of the following statement is correct?

A) The size of hole drilled in riveting plates is less than the actual size of rivet. B) The center to center distance between two consecutive rivets in a row is called margin. C) Rivets are generally specified by its shank diameter. D) Tearing of plates can be avoided by taking the pitch of rivets equal to 1.5 times the diameter of rivet hole.

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Answer: Option C

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95

Which of the following statement is correct?

A) The stress is the pressure per unit area B) The strain is expressed in mm C) Hook's law holds good up to the breaking point D) Stress is directly proportional to strain within elastic limit

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Answer: Option D

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96

The bending moment at a section tends to bend or deflect the beam and the internal stresses resist its bending. The resistance offered by the internal stresses, to the bending, is called

A) Compressive stress B) Shear stress C) Bending stress D) Elastic modulus

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Answer: Option C

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97

The stress developed in the material without any permanent set is called

A) Elastic limit B) Yield stress C) Ultimate stress D) Breaking stress

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Answer: Option A

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98

The maximum bending moment of a simply supported beam of span $$l$$ and carrying a point load W at the center of beam, is

A) $$\frac{{{\text{W}}l}}{4}$$ B) $$\frac{{{\text{W}}l}}{2}$$ C) $${\text{W}}l$$ D) $$\frac{{{\text{W}}{l^2}}}{4}$$

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Answer: Option A

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99

In the below figure, __________ represents glass.
Strength of Materials mcq question image

A) Curve A B) Curve B C) Curve C D) Curve D

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Answer & Solution

Answer: Option C

Solution:

100

According to Euler's column theory, the crippling load for a column of length ($$l$$) with one end fixed and the other end hinged, is

A) $$\frac{{{\pi ^2}{\text{E}}I}}{{{l^2}}}$$ B) $$\frac{{{\pi ^2}{\text{E}}I}}{{4{l^2}}}$$ C) $$\frac{{2{\pi ^2}{\text{E}}I}}{{{l^2}}}$$ D) $$\frac{{4{\pi ^2}{\text{E}}I}}{{{l^2}}}$$

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Answer: Option C

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Strength Of Materials MCQ Questions &amp; Answers | Mechanical Engineering

Strength Of Materials MCQ Questions & Answers | Mechanical Engineering