Download Last Year Paper of Concrete Technology CT 4th Sem Exam/Civil/0512/Nov 2018
Concrete Technology CT 4th Sem Exam/Civil/0512/Nov 2018
                  SECTION-A
Q1. Do as directed.                               15×1=15
Cement isusedas key      in cementconcrete.
Admixtures incerases the durability ofconcrete.
Cement is always batchedby weight
The weight of one bag of cementis 50kg .
Initial setting time of OPCis 30 minute
Slump test is used to determineworkability.(T/F) (True)
Concrete is strong in compression.(T/F) Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (T)
If the mix is dry, slump is zero.(T/F) (False)
Grades lower than m20 should not be used in RCC works.(T/F) Â Â Â (False)
Increase in water content decreases workability.(T/F)  False              Â
           SECTION-B
Q2. Attempt any five questions.                         5×6=30
Write the advantages and disadvantages of concrete.
Define admixtures. Explain importance of admixtures.
What are the various properties of OPC ?
What is the difference between segregation and bleeding ?
What is curing of concrete and explain its methods.
Write short note on nondestructive testing
What do you mean by batching? Explain volume batching?
            SECTION-C
Q3. Attempt any three questions.                              3×10=30
Define workability and explain compaction factor test in detail to determine workability.
Explain properties of concrete in hardened state.
Give the requirement of a warehouse for the storage of concrete. What precaution will be taken while storing cement in warehouse?
Explain hot weather concreting in detail.
Section a:-Concrete Technology CT 4th Sem Exam/Civil/0512/Nov 2018
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