Concrete Technology Questions and Answers – Destructive Testing

This set of Concrete Technology Multiple Choice Questions & Answers (MCQs) focuses on “Destructive Testing”. 1. Compressive strength of hardened concrete is done by _________ a) Cube test b) Tensile splitting test c) Concrete core test d) Flexure test 2. It is about __________ times the tensile stress determined by the splitting test. a) Equal … Read more

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Concrete Technology Questions and Answers – Cracking of Concrete, Evaluation of Cracks

This set of Concrete Technology Interview Questions and Answers focuses on “Cracking of Concrete, Evaluation of Cracks”. 1. How can we prevent cracks in concrete structures? a) Due to heavy load b) Low w/c ratio c) Settlement of structure d) High water cement ratio 2. What is the maximum w/c ratio? a) .2 b) .3 … Read more

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Concrete Technology Questions and Answers – Symptoms and Diagnosis of Distress

This set of Concrete Technology Multiple Choice Questions & Answers (MCQs) focuses on “Symptoms and Diagnosis of Distress”. 1. Symptoms for acid attack? a) It will show disintegration of the concrete evidenced by loss of the cement paste b) It will show concrete surfaces that are very rough in areas where the paste is leached … Read more

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Concrete Technology Questions and Answers – Defects Occurring During Construction

This set of Tricky Concrete Technology Questions and Answers focuses on “Defects Occurring During Construction”. 1. What is the moisture content in slurry for wet process? a) 35-50% b) 12% c) 40-45% d) 100% 2. The use of crushed aggregates may results in 10 to 20% higher compressive strength. a) True b) False 3. Dry … Read more

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Concrete Technology Questions and Answers – IS Codes Related to Cement and Concrete

This set of Concrete Technology Questions and Answers for Freshers focuses on “IS Codes Related to Cement and Concrete”. 1. IS code for Specification for ordinary Portland cement, 33 grade? a) IS 269:1989 b) IS 383:197 c) IS 455:1989 d) IS 456:2000 2. IS 457:1957 is for _____ a) Code of practice for general construction … Read more

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Concrete Technology Questions and Answers – Complexity in Special Concrete, India in SCC

This set of Concrete Technology Interview Questions and Answers for freshers focuses on “Complexity in Special Concrete, India in SCC”. 1. In a dry environment, concrete strength will be loosed as much as __________ % in moist environment. a) 30 b) 40 c) 50 d) 60 2. After finishing concrete surface must be kept __________ … Read more

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Concrete Technology Questions and Answers – Various Testing Methods

This set of Concrete Technology Multiple Choice Questions & Answers (MCQs) focuses on “Various Testing Methods”. 1. Identify the type of destructive testing. a) Radiographic test b) Dye penetrant test c) Creep test d) Visual testing 2. Which test can be performed without skilled labor? a) Probe test b) Bend liquid test c) Dye penetrant … Read more

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Concrete Technology Questions and Answers – Mix Design

This set of Concrete Technology Multiple Choice Questions & Answers (MCQs) focuses on “Mix Design”. 1. The __________ compressive strength required from structural consideration. a) Nominal b) Minimum c) Maximum d) No 2. The adequate workability necessary for ___________ compaction with the compacting equipment available. a) Half b) Quarter c) Full d) Double 3. ___________ … Read more

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Concrete Technology Questions and Answers – Hot Weather Concreting, Prepacked and Vacuum Cement

This set of Concrete Technology Questions and Answers for Experienced people focuses on “Hot Weather Concreting, Prepacked and Vacuum Cement”. 1. Concrete is not recommended to be placed at a temperature above _________oC. a) 20 b) 30 c) 40 d) 50 2. IS: 7861 part-1 deals with ___________ a) Hot weathering concrete b) Cold weathering … Read more

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Concrete Technology Questions and Answers – Factors Affecting PIC, Cold Weather Concreting

This set of Concrete Technology Multiple Choice Questions & Answers (MCQs) focuses on “Factors Affecting PIC, Cold Weather Concreting”. 1. The moisture content of the aggregate shall not exceed from ____________ a) .1% – .5% b) 1% – 55 c) 10% – 50% d) 15% 2. Which one is not the polymeric resin? a) Polyester … Read more

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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