Civil Engineering Multiple Choice Questions and Answers- Design of Concrete Structures (WSM & LSM)

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This document does not claim any originality and cannot be used as a substitute for prescribed textbooks. I would like to acknowledge various sources like freely available materials from internet particularly NPTEL/ SWAYAM course material from which the lecture note was prepared. The ownership of the information lies with the respective authors or institutions. Further, this document is not intended to be used for commercial purpose and the BlogSpot owner is not accountable for any issues, legal or otherwise, arising out of use of this document.

This open resource is a collection of academic course of under graduation program for B. Tech (Civil Engineering) and M. Tech as per the syllabus of Dr. B.A.T University, Lonere, Raigad (m.s), India prepared by Dr. Mohd. Zameeruddin, Associate Professor, at MGM's College of Engineering, Nanded for use in the out-of-class activity. The content covers both theoretical and analytical studies. There are six lessons as part of this document, and each deals with an aspect related to Design of Concrete Structures.

Module 1: Basic Aspects of Structural Design

Module 2: Design of Beams and Slabs [WSM]

Module 3: Design of Columns, Footing and Stairs [WSM]

Module 4: Introduction to Limit State Approach

Module 5: Limit State of Collapse (Flexure)

Module 6: Limit States of Collapse (Shear and Bond)

1. As per IS456, which of the following is considered as standard concrete?

A. M25-M55

B. M60-M85

C. M10-M20

D. M25-M80

Answer: (A)

2. As per IS456, which of the following is considered as high strength concrete?

A. M25-M55

B. M60-M85

C. M10-M20

D. M25-M80

Answer: (B)

3. The unit weight of RC members can be assumed as

A. 23 kN/m³

B. 24.5 kN/m³

C. 24 kN/m³

D. 25 kN/m³

Answer: (D)

 4. The tensile strength of concrete is

A. 0.5√f_ck

B. 0.65√f_ck

C. 0.7√f_ck

D. 0.75√f_ck

Answer: (C)

Working Stress Method

Limit State Method