Download Previous year Diploma Paper of Concrete Technology CT 4th Sem Civil/0512/Dec 2017 Paper
Concrete Technology CT 4th Sem Civil/0512/Dec 2016 Paper
                        SECTION-A
Q1. Fill in the Blanks                                                          15×1=15
Concrete is graded according to it Compressive strength.
In hot weather concreting fly ash are used .
Segregation increases Workability.
The quantity of cement is measured by Kg.
Grades M10 and M15 are used for P.C.C.
Slump does not occur in plastic Mixes.
Water cement ratio law is established by Abram’s.
Fine and coarse aggregates are inactive ingredients of Concrete.
Curing of slab is done by Flooding.
Polymer concrete is used in new and old construction.
       SECTION-B
Q2. Attempt any five questions.                                  5×6=30
Explain the phenomenon of bulking of sand?
What is the difference between setting and hardening of cement?
Describe methods of repairing old concrete Work ?
Explain the difference between bleeding and segregation?
Explain the properties of concrete in plastic stage?
What is the importance of mix design?
What is the purpose of using admixtures in concrete?
Explain the concept of underwater Concreting ?
   SECTION-C
Q3. Attempt any three questions.                            3×10=30
    Q3:-    Write short notes on the following:
- Hydration of Cement
- Batching of Cement
    Q4:- What are nondestructive test? Explain rebound hammer test.
    Q5:- What is compaction of concrete? Explain the various methods of compaction.  Â
    Q6:-What do you mean by workability of concrete? Explain compacting factor test.
    Q7 :- Explain the various types of joints in concrete with sketches.
Section a FILL IN THE BLANKS cONCRETE TECHNOLOGY dec 2016 paper
Concrete is graded according to it Compressive strength.
In hot weather concreting fly ash are used .
Segregation increases Workability.
The quantity of cement is measured by Kg.
Grades M10 and M15 are used for P.C.C
Slump does not occur in plastic Mixes.
Water cement ratio law is established by Abram’s.
Fine and coarse aggregates are inactive ingredients of Concrete.
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Curing of slab is done by Flooding.
Polymer concrete is used in new and old construction.
.
Download Previous Year Concrete Technology PSBTE Diploma Solved Paper Dec 2016 Click Here
Section B : cONCRETE TECHNOLOGY PAPER MAY 2018 PAPER
 phenomenon of bulking of sandÂ
Difference between setting and hardening of cementÂ
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Methods of repairing old concrete WorkÂ
The difference between bleeding and segregationÂ
Properties of concrete in plastic stage
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Importance of mix design
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Purpose of using admixtures in concrete
Concept of underwater ConcretingÂ
Concrete Technology Civil 4th Semester PSBTE Diploma Solved Dec 2016 Paper Click Here
Section c solved concrete technology dec 2017 paper
1.Hydration of Cement        2. Batching of Cement
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What are nondestructive test rebound hammer test.
   Â
 1. compaction of concrete?
 2.methods of compaction.  Â
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1.Define workability of concrete
2.Explain Compacting factor test.
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Various types of joints in concrete with sketches.