**Pick up the correct statement from the following:**

Options are :

- The planes of principal stresses are inclined at 45° to the neutral plane
- The bending stress in a section is zero at its neutral axis and maximum at the outer fibres
- The bending stress at the outer fibres, is known as principal stress
- The shear stress is zero at the outer fibres and maximum at the neutral axis
- All the above

**Answer :**All the above

Theory of Structures MCQ Practice Questions (Civil Eng) Set 2

**The locus of reaction of a two hinged semi-circular arch, is:**

Options are :

- Circle
- Parabola
- Straight line
- Hyperbola

**Answer :**Straight line

**A
cantilever of length 2 cm and depth 10 cm tapers in plan from a width
24 cm to zero at its free end. If the modulus of elasticity of the
material is 0.2 x 106 N/mm^(2), the deflection of the free end, is:**

Options are :

- 2 mm
- 3 mm
- 5 mm
- 4 mm
- 6 mm

**Answer :**5 mm

**A rectangular column shown in the given figure carries a load P having eccentricities ex and ev along X and Y axes. The stress at any point (x, y) is:**

**A.**

**B.**

**C.**

**D.**

Options are :

- C
- D
- A
- B

**Answer :**A

Elements of Remote Sensing MCQ Practice Questions (Civil) Set 1

**A
simply supported rolled steel joist 8 m long carries a uniformly
distributed load over it span so that the maximum bending stress is 75
N/mm^(2). If the slope at the ends is 0.005 radian and the value of E = 0.2 x 106 N/mm^(2), the depth of the joist, is**

Options are :

- 200 mm
- 250 mm
- 400 mm
- 300 mm
- 350 mm

**Answer :**400 mm

**The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length, is (where Ic is the M.I. at the crown, which varies as the slope of the arch)**

**A.**

**B.**

**C.**

**D.**

**E.**

Options are :

- C
- A
- D
- E
- B

**Answer :**D

**A simply supported beam carries a varying load from zero at one end and w at the other end. If the length of the beam is a, the shear force will be zero at a distance x from least loaded point where x is:**

**A.**

**B.**

**C.**

**D.**

Options are :

- B
- C
- D
- A

**Answer :**C

Concrete Technology MCQ Practice Questions (Civil Eng) Set 2

**In the truss, the force in the member AC is:**

**A.**

6.25 *t* compressive

**B.**

8.75 *t* tentile

**C.**

**D.**

Options are :

- B
- C
- D
- A

**Answer :**D

**The greatest load which a spring can carry without getting permanently distorted, is called:**

Options are :

- Proof stress
- Prof resilience
- Stiffness
- Proof load

**Answer :**Proof load

**A
steel bar 5 m x 50 mm is loaded with 250, 000 N. If the modulus of
elasticity of the material is 0.2 MN/mm^(2) and Poisson's ratio is 0.25,
the change in the volume of the bar is:**

Options are :

- 2.125 cm^(3)
- 3.125 cm^(3)
- 1.125 cm^(3)
- 4.125 cm^(2)

**Answer :**3.125 cm^(3)

Elements of Remote Sensing MCQ Practice Questions (Civil) Set 2

**The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is:**

Options are :

- 3.0
- 1.5
- 2.5
- 2.0
- 1.0

**Answer :**3.0

**For beams of uniform strength, if depth is constant:**

**A.**

Width *b* ? *M*

**B.**

Width *b* ? ?*M*

**C.**

Width *b* ? 3 ?*M*

**D.**

Width *b* ?

Options are :

- A
- B
- C
- D

**Answer :**A

**The S.F. diagram of a loaded beam shown in the given figure is that of**

Options are :

- A cantilever with a uniformly distributed load
- A simply supported beam with uniformly distributed load
- A simply supported beam with isolated central load
- A cantilever with an isolated load at the free end

**Answer :**A cantilever with a uniformly distributed load

Concrete Technology MCQ Practice Questions (Civil Eng) Set 2

**The equivalent length of a column of length L, having both the ends hinged, is:**

**A.**

2*L*

**B.**

*L*

**C.**

**D.**

Options are :

- A
- D
- C
- B

**Answer :**B

**The forces in the members of simple trusses, may be analysed by:**

Options are :

- Method of joints
- Method of sections
- Graphical method
- All the above

**Answer :**All the above

Options are :

- One end is fixed and other end is free
- Both the ends are fixed
- Both the ends are hinged
- One end is fixed and other end is hinged

**Answer :**One end is fixed and other end is free

Hydraulics MCQ Practice Questions (Civil Engineering) Set 4

**The yield moment of a cross section is defined as the moment that will just produce the yield stress in:**

Options are :

- The outer most fibre of the section
- The inner most fibre of the section
- The fibre everywhere
- The neutral fibre of the section

**Answer :**The outer most fibre of the section

**Flat spiral springs:**

Options are :

- All the above
- Consist of uniform thin strips
- Are used in clock-work mechanism
- Are wound by applying a torque
- Are supported at outer end

**Answer :**All the above

**The maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l, rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance:**

**A.**

**B.**

**C.**

**D.**

Options are :

- A
- C
- D
- B

**Answer :**C

Concrete Technology MCQ Practice Questions (Civil Eng) Set 3

**A
compound bar consists of two bars of equal length. Steel bar
cross-section is 3500 mm^(2) and that of brass bar is 3000 mm^(2). These
are subjected to a compressive load 100,000 N. If Eb = 0.2 MN/mm^(2) and Eb = 0.1 MN/mm^(2), the stresses developed are:**

Options are :

- ?b = 8 N/mm^(2), ?s = 16 N/mm^(2)
- ?b = 6 N/mm^(2), ?s = 12 N/mm^(2)
- ?b = 10 N/mm^(2), ?s = 20 N/mm^(2)
- ?b = 5 N/mm^(2), ?s = 10 N/mm^(2)

**Answer :**?b = 10 N/mm^(2), ?s = 20 N/mm^(2)

**Pick up the correct statement from the following:**

Options are :

- For a uniformly distributed load, the shear force varies linearly
- For a uniformly distributed load, B.M. curve is a parabola
- For a load varying linearly, the shear force curve is a parabola
- For a load varying linearly, the B.M. curve is a cubic parabola
- All the above

**Answer :**All the above

**The ratio of shear stress and shear strain of an elastic material, is:**

Options are :

- None of these
- Modulus of Rigidity
- Young's Modulus
- Shear Modulus
- Modulus of Elasticity

**Answer :**Modulus of Rigidity
Shear Modulus

Concrete Technology MCQ Practice Questions (Civil Eng) Set 8

**If a solid shaft (diameter 20 cm, length 400 cm, N
= 0.8 x 10^(5) N/mm^(2)) when subjected to a twisting moment, produces
maximum shear stress of 50 N/mm2, the angle of twist in radians, is:**

Options are :

- 0.0025
- 0.003
- 0.005
- 0.002
- 0.001

**Answer :**0.0025

**The
ratio of the maximum deflections of a simply supported beam with a
central load W and of a cantilever of same length and with a load W at its free end, is:**

**A.**

**B.**

**C.**

**D.**

**E.**

Options are :

- E
- A
- B
- D
- C

**Answer :**E

**If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span:**

Options are :

- Horizontal thrust is wl^(2)/8h
- S.F. will be zero throughout
- All the above
- B.M. will be zero throughout

**Answer :**All the above

Concrete Technology MCQ Practice Questions (Civil Eng) Set 7

**The vertical reaction for the arch is:**

**A.**

**B.**

**C.**

**D.**

Options are :

- D
- A
- C
- B

**Answer :**A

**The moment of inertia of a triangular section (height h, base b) about its base, is:**

**A.**

**B.**

**C.**

**D.**

Options are :

- D
- B
- A
- C

**Answer :**C

**The area of the core of a column of cross sectional area A, is:**

**A.**

**B.**

**C.**

**D.**

Options are :

- B
- C
- D
- A

**Answer :**D

Hydraulics MCQ Practice Questions (Civil Engineering) Set 2

**A
steel rod of sectional area 250 sq. mm connects two parallel walls 5 m
apart. The nuts at the ends were tightened when the rod was heated to
100°C. If ? steel = 0.000012/C°, Esteel = 0.2 MN/mm2, the tensile force developed at a temperature of 50°C, is:**

Options are :

- 100 N/mm^(2)
- 150 N/mm^(2)
- 80 N/mm^(2)
- 120 N/mm^(2)

**Answer :**120 N/mm^(2)

**A square column carries a load P at the centroid of one of the quarters of the square. If a is the side of the main square, the combined bending stress will be:**

**A.**

**B.**

**C.**

**D.**

Options are :

- A
- C
- D
- B

**Answer :**C

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