Concrete Technology And Design Of Concrete Structures MCQ Questions & Answers

Concrete Technology And Design Of Concrete Structures MCQ Questions & Answers | Civil Engineering

Learn Concrete Technology And Design Of Concrete Structures MCQ questions & answers are available for a Civil Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Concrete Technology And Design Of Concrete Structures MCQ question is the important chapter for a Civil Engineering and GATE students. Page-2 section-2

For a reinforced concrete section, the shape of shear stress diagram is

A) Wholly parabolic B) Wholly rectangular C) Parabolic above neutral axis and rectangular below neutral axis D) Rectangular above neutral axis and parabolic below neutral axis

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In prestressed concrete

A) Forces of tension and compression change but lever arm remains unchanged B) Forces of tension and compression remains unchanged but lever arm changes with the moment C) Both forces of tension and compression as well as lever arm changes D) Both forces of tension and compression as well as lever arm remains unchanged

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to

A) Deflect downward B) Deflect upward C) Deflect downward or upward D) None of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)

A) 0.367 xu B) 0.416 xu C) 0.446 xu D) 0.573 xu

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Examine the following statements :
i) Factor of safety for steel should be based on its yield stress,
ii) Factor of safety for steel should be based on its ultimate stress,
iii) Factor of safety for concrete should be based on its yield stress,
iv) Factor of safety for concrete should be based on its ultimate stress.
The correct statements are

A) (i) and (iii) B) (i) and (iv) C) (ii) and (iii) D) (ii) and (iv)

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Strength of concrete increases with

A) Increase in water-cement ratio B) Increase in fineness of cement C) Decrease in curing time D) Decrease in size of aggregate

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In counterfort retaining walls, the main reinforcement in the stem at support is

A) Not provided B) Provided only on inner face C) Provided only on front face D) Provided both on inner and front faces

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Assertion A: The load factor for live load is greater than that for dead load.
Reason R: The live loads are more uncertain than dead loads.
Select your answer based on the coding system given below:

A) Both A and R are true and R is the correct explanation of A B) Both A and R are true but R is not the correct explanation of A C) A is true but R is false D) A is false but R is true

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Diagonal tension in a beam

A) Is maximum at neutral axis B) Decreases below the neutral axis and increases above the neutral axis C) Increases below the neutral axis and decreases above the neutral axis D) Remains same

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

According to IS : 456-1978, the fiexural strength of concrete is

A) Directly proportional to compressive strength B) Inversely proportional to compressive strength C) Directly proportional to square root of compressive strength D) Inversely proportional to square root of compressive strength

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board