Dr. A.P.J. Abdul Kalam University BE IV SEM (CE) Concrete Technology [CE401T] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Bachelor of Engineering

Fourth Semester Main Examination, June-2021

Concrete Technology [CE401T]

Branch-Civil

Time: 3:00 Hrs Max Marks 70

Note: Attempt any five questions. All question carry equal marks.

Q.1 (a) What do you understand by grade of concrete? Discuss with example.

(b) Differentiate between Mix design and nominal mix design of Concrete.

Q.2 (a) What do you understand by computer aided design of concrete mix?

(b) What do you understand by batching process for concrete production?

Q.3 (a) Write detail note on the Lights weight concrete and vacuum concrete?

(b) Explain the various types of admixtures and its various important function

Q.4 (a) Describe the classification of concrete with their advantages and

disadvantages.

(b) What are stress and strain characteristics of concrete?

Q.5 (a) Describe various factors influencing mix design.

(b) What are various method of concrete mix design describe any one in detail?

Q.6 (a) Describe the batching of concrete through batching plant.

(b) Describe the repair technology used for concrete structure.

Q.7 (a) What are the polymer concrete composites? Describe any type in details

(b) What is Ready mix concrete? Write down its various characteristics.

(c) Describe segregation and bleeding of concrete.

Q.8 (a) What is Prestressed Concrete? Write its properties.

(b) Explain different non-destructive testing of concrete

(c) Explain the significance of statistical quality control of concrete

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