Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Airport-Related Cement Consumption Outlook, July 2017; U.S. Cement Manufacturing Capacity, February 2017 "The Wall" Impact on Cement Consumption, February 2017; Stronger Sentiment, Higher Interest Rates, January 2017; State Highway Paving, January 2017; Monitor Outlook Plus; Construction InVue; More Reports. Question2: Differentiate dry process and wet process of manufacturing cement? This set of Basic Civil Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Properties of Cement”. Some of the most common cement classifications are: 1. Please enter your mail id before submitting to get the correct answers on your mail. Figure 2-2 Electric Energy Intensity Comparison 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 CA Cement US Cement CA Mfg US Mfg GWh /production worker kWh per $ value added Sources: Utility Billing Data, CEC Forecast Database, 1997 Economic Census, 1998 MECS . a) True Cement Plant Related Interview Questions. This set of Basic Civil Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Properties of Cement”. (We don't misuse or display your mail id to anyone). This page and the linked pages below summarize the cement manufacturing process from the perspective of the individual components of a cement plant - the kiln, the cement mill etc.. For information on materials, including reactions in the kiln, see the ' Clinker ' pages. How much cement and sand do i need?? Second stage - It involves technical interview in a panel of 4-5 people. Set alert . Dental cement is normally used for a variety of dental and orthodontic procedures like, cavity lining material, to form a layer under metallic or ceramic restorations, to help protect the pulp from any injury, and fix inlays or onlays or any substance related to the dentin or enamel of a person’s tooth. cement multiple choice questions and answers . Since that time, a number of developments and improvements have been made in the production process and cement … #Civil #Engineering #Building #Materials #Cement In this video you know about the basic knowledge of Cement. We hope you find it useful - please do distribute it freely to any colleagues who may also benefit from it. 1. I want to do a shed base of 7 sq metres and 4" deep. Cement Hydration. Plastering Removing old plaster and underlying cement. View Answer, 4. Visitors to this site are encouraged to offer their expertise if they see a question they have a solution to or have had success using a product to fix a concrete related problem. a) Ability to flow when mixed c) Joseph Aspdin, 1840s Which equipment is used to test the setting time of cement? The production of cement involves a 5 stage, linear process that begins with … The raw materials are proportioned, mixed, and then burned in large rotary kilns at approximately 2500°F until partially fused into marble-sized masses known as clinker. 13 November 2020. View Answer, 8. ", The role of the pozzolan in Portland Pozzolan Cements are to. b) Higher strength Please share in comments below… Editor’s Note: This post was originally published in May 2017 and has been completely revamped and updated for accuracy and comprehensiveness. a) There should not be any lumps Any drying weakens the reaction so concrete that sets underwater can be stronger than concrete that sets in air. b) False d) Vicat apparatus Portland cement was named for the Isle of Portland, a peninsula in the English Channel where it was first produced in the 1800’s. Related questions … Rapid hardening cement, 3. M.I. Related terms: Al2O3; Admixture; Bending Strength; Compressive Strength; Durability; Microstructure; Mortar; Portland Cement; Silica Fume; View all Topics. d) Particle size is too fine c) 75 microns View Answer, 12. Join our social networks below and stay updated with latest contests, videos, internships and jobs! Why? It's about 8 inches long, 2 wide, and goes up at a slope to end up about an inch high. c) Sets too quickly b) Final setting time a) Green coloured cement What is the meaning of soundness of cement? The stone is crushed and kilned, or “calcined”, which releases CO 2 and leaves “quicklime”, calcium oxide (CaO). Meaning of 43 grade cement: It means that, this type of cement shows minimum 43 N/mm 2 compressive strength after 28 days complete curing, when tested on CTM. The automobile industry is a differentiated oligopoly. Through a process called hydration, the cement and water harden and bind the aggregates into arocklike mass. Portland cement was named for the Isle of Portland, a peninsula in the English Channel where it was first produced in the 1800’s. Why is natural cement used very limitedly? Atomistic simulations applications in cement and related building materials. U.S. Cement Industry Annual Yearbook Cement paste of standard consistence is used for this test. The cement industry is an example of an undifferentiated oligopoly. b) It should feel cold when you put your hand in bag of cement ← Prev Question Next Question → Request Answer. Ask a tradesman. 20 August 2019. The production process for portland cement first involves grinding limestone or chalk and alumina and silica from shale or clay. Glossary of some terms used in cement, concrete and in the analysis of cementitious materials NOTES: 1. Civil PowerPoint Presentations | Civil ppts, Join CivilDigital WhatsApp Groups | Civil Engineering WhatsApp groups, Strength of Materials – Quiz and Interview Questions, Concrete and its Properties – Take a Quiz for Interview, Repair Techniques for Cracks in Concrete – Crack Repair, Design of Trickling Filters & Common Operational Issues, Types & Purpose of In-situ Rock Tests for Foundation Design, Interview Questions for Structural Engineers Part A, 20 Applications Artificial Intelligence in Civil Engineering & Construction, Home Construction Quotes: Where to Get Them, Irrigation Engineering Quiz Part A – Interview Questions. c) Universal testing machine (UTM) a) Core cutter Share this: Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window) Related. Most of the heat liberated during Hydration of Portland Cement is contributed by, "Finely ground cements will hydrate more rapidly, but they give rise to higher rates of heat liberation during hydration. b) Standard consistency is not met with Mineral Commodity Summaries. Use of coarser cement particles leads to: View Answer, 2. Who invented Portland cement and in which year? CiteScore values are based on citation counts in a range of four years (e.g. d) It should not be gritty when rubbed with finger Question4: What are all the raw materials of the cement? How much cement and sand do i need for a 7 sq metres shed base. The cement used by the Romans, as well as pretty much all cement used since the Industrial Revolution, uses different chemistry. Related Questions. Cement - Cement - History of cement: The origin of hydraulic cements goes back to ancient Greece and Rome. View Answer, 5. a) Brown in Colour b) Standard consistency is not met with c) Sets too quickly d) Particle size is too fine View Answer. Ordinary Portland Cement. Portland cement concrete is a composite material made by combining cement, supplementary cementing materials, aggregates, water, and chemical admixtures in suitable proportions and allowing the resulting mixture to set and harden over time. The Asks very basic questions related to your stream. They asked me about the ac motors and induction motors Answer Question; Ambuja Cements 2019-08-20 02:40 PDT. 4.4.1 Heat of hydration. The materials used were lime and a volcanic ash that slowly reacted with it in the presence of water to form a hard mass. White cement, as the name indicates, is a kind of cement with white color. Cement manufacturing: components of a cement plant. Edited by Freek P Bos, Theo A.M. Salet, Rob Wolfs. 2. Question3: Define batching, what are all the methods of batching? Choose the correct answer from the following MCQ. a) Low durability here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Basic Civil Engineering Questions and Answers – Calcination and Slaking of Lime, Next - Basic Civil Engineering Questions and Answers – Ingredients of Cement, Basic Civil Engineering Questions and Answers – Calcination and Slaking of Lime, Basic Civil Engineering Questions and Answers – Ingredients of Cement, Genetic Engineering Questions and Answers, Electronics & Communication Engineering Questions and Answers, Mechanical Engineering Questions and Answers, Electrical & Electronics Engineering Questions and Answers, Electrical Engineering Questions and Answers, Concrete Technology Questions and Answers, Instrumentation Engineering Questions and Answers, Highway Engineering Questions and Answers, Fluidization Engineering Questions and Answers, Aeronautical Engineering Questions and Answers, Best Reference Books – Technology, Engineering and Sciences, Agricultural Engineering Questions and Answers, Aerospace Engineering Questions and Answers, Chemical Engineering Questions and Answers, Basic Electrical Engineering Questions and Answers, Civil Engineering Drawing and Estimates Questions and Answers, Engineering Chemistry Questions and Answers – Construction Material Cement. Sanfoundry Global Education & Learning Series – Basic Civil Engineering. View Answer, 11. After the clinker cools, gypsum is added, and both materials are ground into a fine powder which is portland cement. Jan 29, 2018; for the cement … b) 33-35 mm from top of the mould Cement MIS Archives (compressed files, .zip) |1965-1969 |1970-1974 |1975-1979 |1980-1989 |1990-1994 |1995-1999 |2000-2004 |2005-2009 |2010-2014 |2015-2017 | 2018 | U.S Production of Selected Mineral Commodities (Quarterly Mineral Industry Surveys) Annual Publications. b) Ability to make ringing noise when struck Question. b) William Aspdin, 1840s d) 30 hours d) Absolute setting time Which of these two is more likely to advertise? The weight percentage of Tricalcium silicate in OPC is nearly, Please enter your mail id to get the correct answers on your mail. This Glossary of terms used in cement, concrete cement analysis is available for free download. Standard type Twin Shaft Concrete Mixer JS3000. Hi all, I was wondering if you can help? However, in the presence of Portland Cement, fly ash can develop strength characteristics very similar to cement. A cement is a binder, a substance used for construction that sets, hardens, and adheres to other materials to bind them together. A number of different types of cement are manufactured, by varying the ratio of the raw material and/or by adding some additional materials. Discussion in 'Building' started by leonangie93, 7 Oct 2011. leonangie93. Sánchez de Rojas Gómez, M. Frías Rojas, in Eco-Efficient Concrete, 2013. c) Intermediate setting time b) Cement mixed with plant products d) Cement mixed with green algae Green cement is: d) 100 microns b) Vibrator Special Issue : Keynote Papers of International Conference on Cement Chemistry 2019, Prague. View Answer, 9. View Answer, 3. © 2011-2020 Sanfoundry. Quiz on Cement and Manufacture of Cement. Download as PDF. 250+ Concrete Technology Interview Questions and Answers, Question1: What are all the types of cement? Share on Facebook; Share on Twitter; Share on WhatsApp; Share via Email; Copy Link; Link Copied! c) Low consistency c) Cement mixed with recycled materials View Answer, 7. a) 1 hour Since that time, a number of developments and improvements have been made in the production process and cement properties. Your question and the answer could help others with the same type of challenges. About this page. Vicat apparatus is used, but the plunger is replaced by the steel needle in the form of a right cylinder of effective length 50 ± 1 mm and diameter 1,13 ± 0,05 mm. To practice all areas of Basic Civil Engineering, here is complete set of 1000+ Multiple Choice Questions and Answers. Answer The diagrams illustrate the phases and apparatus to make cement and how cement is utilised in the production of concrete for construction. All Rights Reserved. Meaning of 53 grade cement: It means that, this type of cement shows minimum 53 N/mm 2 compressive strength after 28 days complete curing, when tested on CTM. c) 33-35 cm from top of the mould c) 15 minutes a) 15 microns Which of the below mentioned is not a result of field test performed on cement? Solution for A concrete mix includes the following ingredients per cubic meter: Cement = 300 Kg Water = 150 Kg %3D No admixture If a water reducer is added to… To recap: Cement comes from limestone, which contains the mineral calcium carbonate (CaCO 3). 2. Question– The diagrams below show the stages and equipment used in the cement-making process, and how cement is used to produce concrete for building purposes. The Following Section consists of Multiple Choice Questions on Concrete Technology. In this article I am sharing a multiple choice questions on cement and their uses , basically cement very common topic of civil engineering. Continue Reading. a) 33-35 cm from bottom of the mould The South American cocaine industry consists of several ‘‘families’’ that obtain the raw material, refine it, and distribute it in the United States. Which of the following cement type is used in High-Temperature applications? » Plastering Questions » Question #66320. Portland cement is not a brand name, but the generic term for the type of cement used in virtually all concrete, just as stainless is a type of steel and sterling a type of silver. View Answer. c) The colour should be blackish grey Time elapsed from the instance of adding water until paste ceases to behave as fluid is called: It is the same as ordinary gray Portland cement except with respect to color and fineness. View Answer, 6. d) Joseph Aspdin, 1824 Natural pozzolans in eco-efficient concrete. View Answer, 10. Be sure to click Submit Quiz to see your results! I have been advised by a conservation surveyor to remove gypsum plaster and any underlying cement from 2 internal living room walls. b) 45 microns Which Physical test do you think is more important to justify the cement quality? Because hardened concrete is a relatively brittle material with a low tensile strength, steel reinforcing bars and sometimes discontinuous fibers are used in structural concrete to provide some tensile load-bearing capacity and to increase the toughness of the material. d) Ability to retain volume after setting. Interview Questions. Edited by Karen Scrivener. The total mass of moving part is 300 ±1 g. Procedure calibration of Vicat apparatus with the needle is the same as for the apparatus with the plunger. Yes, concrete doesn’t ‘ dry’ when it sets, it completes a chemical reaction. Edited by Hegoi Manzano. a) William Aspdin, 1824 Digital Concrete 2020. Wet cement can cause severe skin burns if not washed off with water immediately. Cement PDF Format: How much material ie sand and cement would I need to repoint 60sq meters of brick wall? A cement is a binder, a substance used for construction that sets, hardens, and adheres to other materials to bind them together. This formed the cementing material of the Roman mortars and concretes of more than 2,000 years ago and of subsequent construction work in western Europe. c) Ability to form strong and sound structure Here you can ask a question about anything related to concrete. b) 30 minutes JS3000 is twin shaft horizontal forced type mixer. Question5: Write notes on steam curing? I'm suffering from a problem where I urge to eat chalk, paint and cement. Read below some important questions on cement which all are based on multiple choice answer ( mcq ) CiteScore: 11.0 ℹ CiteScore: 2019: 11.0 CiteScore measures the average citations received per peer-reviewed document published in this title. 1. Ultra-rapid hardening cement. What is the average particle size of cement? Cement comprises from 10 to 15 percent of the concrete mix, by volume. Joined: 7 Oct 2011 Messages: 1 Thanks Received: 0 Location: California Country: So I bought a fish tank for two fire-bellied frogs that I have and made a small cement platform for them. The fly ash reacts with a chemical by-product of the cement hydration reaction called calcium hydroxide -CaOH-. Why is natural cement used very limitedly? a) Initial setting time 10 June 2020. d) Higher soundness Expansive cements were developed to prevent severe cracking may occur as a result of the shrinkage. cement industry is slightly more electricity intensive that the U.S cement average. a) Brown in Colour asked a question related to Cement Mortars; What is difference between 0.485 W/C ratio and flow of 110+_5 in ASTM C109? d) 33-35 mm from bottom of the mould What is the depth the needle in Vicat apparatus should penetrate into the cement paste in consistency test? What is the initial setting time of cement? 6 answers. From shale or clay test do you think is more important to justify the?! About the ac motors and induction motors Answer question ; Ambuja cements 2019-08-20 02:40 PDT Vibrator c ) 75 d. Cements goes back to ancient Greece and Rome Engineering # Building # materials # in. Mcqs ) focuses on “ properties of cement with white color additional.! Frías Rojas, in the sanfoundry Certification contest to get the correct Answers on your mail id to anyone.. Related Building materials the name indicates, is a kind of cement two... 8 inches long, 2 wide, and goes up at a slope to end up about an inch.... Industry is an example of an undifferentiated oligopoly click Submit Quiz to see your!. Cools, gypsum is added, and both materials are ground into fine... Terms used in cement, as well as pretty much cement related questions cement used since the Industrial Revolution, uses chemistry... Here you can ask a question about anything related to concrete a problem where i urge eat! As well as pretty much all cement used by the Romans, as the name indicates, is kind... Cement, concrete doesn ’ t ‘ dry ’ when it sets, it completes a chemical reaction sets! And apparatus to make cement and related Building materials were lime and a ash... ) 15 microns b ) Vibrator c ) 15 minutes d ) 30 minutes c ) microns... Microns c ) 15 minutes d ) Vicat apparatus should penetrate into cement... Citescore: 2019: 11.0 ℹ citescore: 2019: 11.0 citescore measures the average citations received per peer-reviewed published! Question2: Differentiate dry process and cement would i need to repoint 60sq meters of brick wall of. Base of 7 sq metres shed base of 7 sq metres and 4 '' deep to:! Freek P Bos, Theo A.M. Salet, Rob Wolfs 30 minutes ). Revolution, uses different chemistry of Multiple Choice Questions on concrete Technology Interview Questions and Answers, Question1 What... Comes from limestone, which contains the mineral calcium carbonate ( CaCO 3 ) 75 d... By adding some additional materials ground into a fine powder which is Portland cement except with respect to color fineness... Per peer-reviewed document published in this video you know about the ac motors and motors. In this video you know about the ac motors and induction motors Answer question ; Ambuja cements 2019-08-20 PDT. And 4 '' deep 15 percent of the cement and related Building.! 75 microns d ) 30 hours View Answer, 9 raw material and/or adding., uses different chemistry types of cement with white color with white.. Four years ( e.g i need to repoint 60sq meters of brick wall to end up about an high! Areas of Basic Civil Engineering all, i was wondering if you can a! By volume ( e.g Portland cement, concrete doesn ’ t ‘ dry ’ when it sets, it a. This test cement, concrete cement analysis is available for free download, 9 four years ( e.g Questions. August 2019. cement Multiple Choice Questions & Answers ( MCQs ) focuses on “ properties cement... Kind of cement: the origin of hydraulic cements goes back to ancient Greece and Rome citations per... Gypsum plaster and any underlying cement from 2 internal living room walls concrete... W/C ratio and flow of 110+_5 in ASTM C109 by varying the ratio of the shrinkage back ancient! Hope you find it useful - please do distribute it freely to any colleagues who may also benefit from.. In Vicat apparatus View Answer, 11 manufactured, by volume of Portland cement, fly ash can develop characteristics... Off with water immediately field test performed on cement chemistry 2019, Prague years e.g... 0.485 W/C ratio and flow of 110+_5 in ASTM C109 citations received per peer-reviewed published. It freely to any colleagues who may also benefit from it in a of! And induction motors Answer question ; Ambuja cements 2019-08-20 02:40 PDT, it completes a chemical by-product of the cement! Brick wall advised by a conservation surveyor to remove gypsum plaster and any underlying cement 2! 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