R05310103 Concrete Technology B.Tech Question Paper : sphoorthyengg.com
Name of the College : Sphoorthy Engineering College
University : JNTUH
Department : Civil Engineering
Subject Code/Name : R05310103/CONCRETE TECHNOLOGY
Year : December 2011
Degree : B.Tech
Year/Sem : III/I
Website : sphoorthyengg.com
Document Type : Model Question Paper
Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/sphoorthyengg.com/4784-R05310103-CONCRETETECHNOLOGY.pdf
Concrete Technology Question Paper :
III B.Tech I Semester Examinations,December 2011
Civil Engineering
Time: 3 hours
Related : Sphoorthy Engineering College R05310105 Structural Analysis-II B.Tech Question Paper : www.pdfquestion.in/4780.html
Max Marks: 80
Answer any FIVE Questions :
All Questions carry equal marks :
1. Design mix proportions with the following data using IS code method. Characteristic compressive strength of concrete 20Mpa. Use 20mm Maximum size crushed aggregate.
with medium degree of workability. Specific gravity of concrete 3.15 of coarse and fine aggregates 2.65. Zone III sand. Quality control is good. [16]
2. (a) Explain dynamic modulus of elasticity and its relationship with poisons ratio.
(b) Explain procedure for determining poisons ratio from dynamic modulus of elasticity using Ultrasonic pulse velocity equipment. [6+10]
3. List out and explain factors on which the properties of hardened concrete depends upon. [16]
4. (a) Explain salient features of self-compacting concrete.
(b) Explain various test methods for assessing workability properties of self-compacting concrete. [6+10]
5. (a) admixture.
(b) Explain various purposes for which the admixtures are used in modifying the properties of concrete to suit specific need. [4+12]
6. List out and explain the significance of various types of tests on hardened concrete. [16]
7. Explain procedure for determination of workability of concrete using Vee Bee Consistometer test with neat diagram. [16]
8. (a) Dene Bulking of fine aggregate. Explain its practical signicance.
(b) Explain procedure for determining of bulking chart of fine aggregate. [6+10]
Code No: R05310103
R05 Set No. 4
1. Design mix proportions with the following data using IS code method. Character- istic compressive strength of concrete 20Mpa. Use 20mm Maximum size crushed aggregate. with medium degree of workability. Specic gravity of concrete 3.15 specic gravity of coarse and fine aggregates 2.65. Zone III sand. Quality control is good. [16]
2. (a) Explain dynamic modulus of elasticity and its relationship with poisons ratio.
(b) Explain procedure for determining poisons ratio from dynamic modulus of elasticity using Ultrasonic pulse velocity equipment. [6+10]
3. List out and explain factors on which the properties of hardened concrete depends upon. [16]
4. Explain procedure for determination of workability of concrete using Vee Bee Consistometer test with neat diagram. [16]
5. List out and explain the signicance of various types of tests on hardened concrete. [16]
6. (a) Dene admixture.
(b) Explain various purposes for which the admixtures are used in modifying the properties of concrete to suit specic need. [4+12]
7. (a) Explain salient features of self-compacting concrete.
(b) Explain various test methods for assessing workability properties of self-compacting concrete. [6+10]
8. (a) Define Bulking of fine aggregate. Explain its practical significance.
(b) Explain procedure for determining of bulking chart of fine aggregate. [6+10]
III B.Tech I Semester Examinations,December 2011 :
1. (a) Explain dynamic modulus of elasticity and its relationship with poisons ratio.
(b) Explain procedure for determining poisons ratio from dynamic modulus of elasticity using Ultrasonic pulse velocity equipment. [6+10]
2. (a) Define Bulking of fine aggregate. Explain its practical Significance
(b) Explain procedure for determining of bulking chart of fine aggregate. [6+10]
3. Explain procedure for determination of work ability of concrete using Vee Bee Con- sistometer test with neat diagram. [16]
4. List out and explain factors on which the properties of hardened concrete depends upon. [16]
5. List out and explain the significance of various types of tests on hardened concrete. [16]
6. (a) Define admixture.
(b) Explain various purposes for which the admixtures are used in modifying the properties of concrete to suit specificc need. [4+12]
7. Design mix proportions with the following data using IS code method. Characteristic compressive strength of concrete 20Mpa. Use 20mm Maximum size crushed aggregate. with medium degree of work ability. Specic gravity of concrete 3.15 specic gravity of coarse and ne aggregates 2.65. Zone III sand. Quality control is good. [16]
8. (a) Explain salient features of self-compacting concrete.
(b) Explain various test methods for assessing work ability properties of self-compacting concrete. [6+10]