Test: Solid Mechanics Level - 3

# Test: Solid Mechanics Level - 3

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## 25 Questions MCQ Test Civil Engineering SSC JE (Technical) | Test: Solid Mechanics Level - 3

Test: Solid Mechanics Level - 3 for Civil Engineering (CE) 2022 is part of Civil Engineering SSC JE (Technical) preparation. The Test: Solid Mechanics Level - 3 questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Test: Solid Mechanics Level - 3 MCQs are made for Civil Engineering (CE) 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Solid Mechanics Level - 3 below.
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Test: Solid Mechanics Level - 3 - Question 1

### The stretch in a steel of circular section having a length L subjected to a tensile load P and tepering uniformly from a diameter d1 at one end to a diameter d2 at the other end, is given by

Test: Solid Mechanics Level - 3 - Question 2

### The total extension of the bar loaded as shown in the figure is A = area of cross-section E = modulus of elasticity Detailed Solution for Test: Solid Mechanics Level - 3 - Question 2 Test: Solid Mechanics Level - 3 - Question 3

### The deformation of a bar under its own weight as compared to that when subjected to a direct axial load equal to its own weight will be

Test: Solid Mechanics Level - 3 - Question 4

A slender bar of 100 mm2 cross-section is subjected to loading as shown in the figure below. If the modulus of elasticity is taken as 200 × 109. pa. then the elongation produced in the bar will be Detailed Solution for Test: Solid Mechanics Level - 3 - Question 4 Test: Solid Mechanics Level - 3 - Question 5

A straight bar is fixed at edges A and B. its elastic modulus is E and cross-section is A. There is a load P = 120 N acting at C. The reactions at the ends are Detailed Solution for Test: Solid Mechanics Level - 3 - Question 5 Test: Solid Mechanics Level - 3 - Question 6

In a tensile test, near the elastic limit zone

Test: Solid Mechanics Level - 3 - Question 7

If Poisson's ratio of a material is 0.5, then the elastic modulus for the material is

Test: Solid Mechanics Level - 3 - Question 8

The number of independent elastic constants required to express the stress strain relationship for a linearly elastic isotropic material is

Detailed Solution for Test: Solid Mechanics Level - 3 - Question 8 Test: Solid Mechanics Level - 3 - Question 9

The number of elastic constants for a completely anisotropic elastic material is

Test: Solid Mechanics Level - 3 - Question 10

For a given material, the modulus of rigidity is 100 GPa and Poisson's ratio is 0.25. The value of modulus of elasticity in GPa is

Detailed Solution for Test: Solid Mechanics Level - 3 - Question 10 Test: Solid Mechanics Level - 3 - Question 11

The volumetric strain in case of a thin cylindrical shell of diameter 'd', thickness 't', subjected to
internal pressure 'P' is

Test: Solid Mechanics Level - 3 - Question 12

The modulus of elasticity for a material is 200 GN/m2 and Poisson's ratio is 0.25. What is the modulus of rigidity ?

Detailed Solution for Test: Solid Mechanics Level - 3 - Question 12 Test: Solid Mechanics Level - 3 - Question 13

E, G, K andm represent the elastic modulus, shear modulus, Bulk modulus and poisson's ratio respectively of a linearly elastic. isotropic and homogeneous material. To express the stress-strain relations completely for this material, at least

Test: Solid Mechanics Level - 3 - Question 14

What is the relationship between the linear elastic properties; Young's modulus (E), rigidity modulus (G) and bulk modulus (K) ?

Test: Solid Mechanics Level - 3 - Question 15

A copper rod 400 mm long is pulled in tension to a length of 401.2 mm by applying a tensile stress of 330 MPa. If the deformation is entirely elastic, the Young's Modulus of copper is

Detailed Solution for Test: Solid Mechanics Level - 3 - Question 15 Test: Solid Mechanics Level - 3 - Question 16

Match List – I (State of stress) with List -II (kind of loading) and select the correct answer using
the codes given below the lists:  Test: Solid Mechanics Level - 3 - Question 17

State of stress at a point in a strained body is shown in figure A. which one of the figure given
below represents correctly the mohr's circle for the state of stress? Test: Solid Mechanics Level - 3 - Question 18

Plane stress at a point in a body is defined by principal stresses 3s and s. The ratio of the normal stress to the maximum shear stress on the plane of maximum shear stress is

Test: Solid Mechanics Level - 3 - Question 19

Which one of the following Mohr's circles represents the state of pure shear?

Test: Solid Mechanics Level - 3 - Question 20

In a two dimensional problem the state of pure shear at a point is characterized by

Test: Solid Mechanics Level - 3 - Question 21

The unit of work or energy in S.I. units is

Detailed Solution for Test: Solid Mechanics Level - 3 - Question 21

The SI unit of energy/work is the joule (J), named for English physicist James Prescott Joule (1818 - 1889).

Test: Solid Mechanics Level - 3 - Question 22

A circular shaft subjected to twisting moment results in maximum shear stress of 60 MPa. Then the maximum compressive stress in the material is

Test: Solid Mechanics Level - 3 - Question 23

Consider a two dimensional state of stress given for an element as shown in the diagram given below: What are the coordinates of the centre of Mohr's circle

Detailed Solution for Test: Solid Mechanics Level - 3 - Question 23 Test: Solid Mechanics Level - 3 - Question 24

At a point in two-dimensional stress systems x =100 N/mm2,sy =txy= 400 N/mm2. what drawn with a scale of 1cm = 100 N/mm2.

Test: Solid Mechanics Level - 3 - Question 25

A body is subjected to a pure tensile stress of 100 units. What is the maximum shear produced in the body at some oblique plane due to the above?

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## Civil Engineering SSC JE (Technical)

2 videos|111 docs|50 tests