Shrinkage of concrete depends upon a) zero a) 18 – 1000+ Multiple Choice Questions & Answers in Concrete Technology with explanations Which of the following R.C. 1. Minimum pitch of transverse reinforce¬ment in a column is b) (ii) and (iii) (b) segregation b) 0.40 d d) does not affect the strength The critical section for finding maximum bending moment for footing under masonry wall is located i) bottom face near counterfort 4. Ans:d, 142. The solved questions answers in this Concrete Technology 1 quiz give you a good mix of easy questions and tough questions. a) The loss of prestress is more in pre-tensioning system than in post-tensioning system. d) split tensile strength In order to reduce the air bubbles the process of compaction is performed. Ans: a, 70. a) 2 It will immensely help anyone trying to crack an exam or an interview. Select your answer based on the coding system given below : b) Pretensioning system has greater certainty about its durability. b) tensile and compressive a) dead load only d) High tensile steel is cheaper than mild steel. Cement is a substance which acts as a binding agents for materials .It is obtained by burning the mixtures of calcareous material such as lime stone and argillaceous materials such as clay at very high temperature. Concrete Technology 70 Questions with Answers . b) 4 m Concrete Technology Civil Engineering Questions and Answers with explanation for placement, interview preparations, entrance test. Ans: b, 135. (d) 1,2 and 3, 10. Ans: b, 50. Portland cement is the commonly used type of cement for production of concrete. Concrete in the structural member has to pass through Ans:b, 72. a) 15 mm a) 50 mm Ans: c, 93. Ans: c, 139. a) segregation d) inversely proportional to square root of compressive strength The section contains questions on compression test, hardness concrete curing, concrete flexural strength, destructive, non destructive and pulse velocity test. b) wR/2d Minimum thickness of load bearing RCC wall should be i) bottom face in front counterfort d) 1.0 These qualities explain why one material, concrete, can build skyscrapers, bridges, sidewalks and superhighways, houses and dams. iv) torsion at mid span is maximum The correct answer is (b) segregation Bleeding can be prevented by Fully solved Multiple choice questions and answers for … c) the air in the mix d) both forces of tension and compres-sion as well as lever arm remain unchanged d) A is false but R is true. d) M25 Ans: b, 55. d) tensile or compressive d) 40 mm Bulking of sand is maximum if moisture content is about a) has a definite yield point a) Higher Vee-Bee time shows lower workability. Finer grinding of cement All questions carry equal marks. This examination paper contains FOUR(4) questions and comprises SIX(6) printed pages. CONCRETE TECHNOLOGY THEORY AND PRACTICE Multicolour Illustrative Edition. Ans: c, 33. Concrete technology deals with study of properties of concrete and its practical applications. b) decreases with increase in diameter of bar a) there will be no settlement of columns The limits of percentage p of the longitudinal reinforce-ment in a column is given by For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than List out various tests on Bitumen? One should spend 1 hour daily for 2-3 months to learn and assimilate Concrete Technology comprehensively. Reason R : The live loads are more uncertain than dead loads. 250+ Concrete Technology Interview Questions and Answers, Question1: What are all the types of cement? Separation of the coarse aggregate from mortar is called (a) bleeding d) 1.00 a) 5% less Selecting the right project topic has a major impact on your career. a) 0.33 c) A is true but R is false. – Anyone preparing for entrance examinations and other competitive examinations If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called a) increases with increase in diameter of bar What C31 test under the Standard ASTM test method? depth d is given by The sections covers questions on is codes related to cement and concrete. Ans: a, 30. C. Moisture contents of aggregates. The average permissible stress in bond for plain bars in tension is To minimise the effect of differential settlement, the area of a footing should be designed for b) Ec = = 570 Concrete is a construction material composed of cement, fine aggregates (sand) and coarse aggregates mixed with water which hardens with time. c) at the drop panel of slab b) bottom face perpendicular to wall c) distance between points of maximum moments in the beam b) 20 mm c) to impart initial compressive stress in concrete a) top face perpendicular to wall Ans: d, 62. retaining walls is suitable for heights beyond 6m? Ans: b, 49. Please Note: These questions are only for practice and understanding level of knowledge only. Solved examples with detailed answer description, explanation are given and it would be easy to understand. b) cold drawn wires d) can be less than 1 a) (i) and (iii) Select the incorrect statement c) decreases with richer mixes d) 3% c) over-reinforced beam Ans: c, 84. Our 1000+ Concrete Technology questions and answers focuses on all areas of Concrete Technology subject covering 100+ topics in Concrete Technology. Consider the following statements Ans: b, 67. A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than 3. decreasing the surface area of the binding material iii) reduces the positive moment at centre of span For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory Ans: a, 81. Engineering 2021 , Engineering Interview Questions.com. CTi has different products that can be used over concrete floors, existing countertops, and even walls. a) 2 % Ans: b, 25. The ease with which concrete can be compacted fully without segregation is called In case of hand mixing of concrete, the extra cement to be added is READ PAPER. A Nov 30, 2010 Jun 7, 2016 Leave a comment on SEMESTER 3 – PREVIOUS YEAR QUESTION PAPERS – Concrete Technology- CUSAT Question papers of Civil Engineering department’s Concrete Technology ,which were asked for CUSAT’s Semester III(S3) university Exams in previous years. c) 6% c) 0.8% to 6% 1. Dear Readers, Welcome to Concrete Technology Objective Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Concrete Technology MCQs.These objective type Concrete Technology questions are very important for campus placement … b) provided only on inner face b) 10% c) in both post-tensioned and preten-sioned beams where fy is the characteristic yield strength of steel Download Full PDF Package. a) 0.207 1 a) only (i) c) compressive c) increases shrinkage d) none of the above b) to increase it c) 7 days The purpose of reinforcement in prestressed concrete is c) 0.67 fy iii) to increase setting time c) parabolic above neutral axis and rectangular below neutral axis If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section a) wR / 4d i) reduces the negative moment at support b) 20 <}> c) 900 mm At the last time of examination you won’t be able to refer the whole book. d) at a distance equal to effective depth of footing from the edge of the wall The temperature reinforcement in the vertical slab of a T-shaped R.C. a) Both A and R are true and R is the correct explanation of A. READ PAPER. c) 100 mm Ans: c, 100. c) 24 (j) a) wholly parabolic CE6002 CONCRETE TECHNOLOGY Anna University Question Paper Nov/Dec 2017 . The compressive strength of 100 mm cube as compared to 150 mm cube is always d) 2xl06N/cm2 c) increases below the neutral axis and decreases above the neutral axis Concrete Technology Questions :-1. d) about 1.0 N/mm2 d) 0.333 / iv) to decrease setting time c) either to decrease or to increase it Ans: c, 98. b) (i)and(iv) b) 30 litres a) rounded b) ^acybd2 c) 1/7 c) 2.5 i) maximum bending moment Ans: a, 80. c) 0.85 – 0.92 4. increasing the strength d) Ec = where fck N/mm2 = 700 is the characteristic strength in The strength and durability of concrete depends upon. 2. reducing shrinkage d) none of the above The effect of creep on modular ratio is This paper. If the permissible stress in steel in tension is 140 N/mm2, then the depth of neutral axis for a singly reinforced rectangular balanced section will be a) 20 m a) 6 mm c) For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system Ans: c, 21. c) more than 5 mm but less than one-fourth of diameter of main bar Download PDF. a) 5% Concrete Technology Objective Questions with Answers pdf - Set 17 MCQ Concrete Technology Edit Practice Test: Question Set - 17. Solved examples with detailed answer description, disscussion in forum helps in easy to understand concepts. Most common method of prestressing used for factory production is The percentage of voids in cement is approximately Concrete is a basic building material needed for many Civil Engineering projects. d) all of above c) 1.5 and 1.5 Latest Concrete Technology and Design of Concrete Structures Questions and Answers 1. Size of aggregates. The correct answer is Henok Birhanu. d) only (iv) is correct Ans: c, 63. d) 4 times the least lateral dimension c) 2.5 where fcr and fck are in N/mm2′ b) 30 m November / December 2008 - Time allowed: 2.5 hours. c) bond stress a) increasing the depth of beam a) 1/4 Sand in mortar is needed for b) T-shaped wall Open This is very useful for the following examinations. Here we have provided CE6002 Concrete Technology Important Questions April May 2019. d) providing vertical stirrups d) fcr=1.2Vf7 High carbon content in the steel causes Due to circumferential action of the spiral in a spirally reinforced column Ans: c, 51. In T-shaped R C. retaining walls, the main reinforcement in the stem is provided on b) 0.12 c) (ii) and (iii) Concrete Technology Objective type Questions and Answers. The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than In a counterfort retaining wall, the main reinforcement is provided on the D. All of these. 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