परिचय
रेबार, या सुदृढीकरण बार, कंक्रीट संरचनाओं की रीढ़ हैं, जो कंक्रीट की तन्य शक्ति प्रदान करते हैं जिसकी कमी होती है। सही रीबार का चयन निर्माण में स्थायित्व, सुरक्षा और लागत-दक्षता सुनिश्चित करता है। यह प्रश्नोत्तरी सरिया के बारे में आपके ज्ञान का परीक्षण करेगी, आइए शुरू करें!
01 /15
What is the primary role of rebars in concrete structures?
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a) To provide compressive strength
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b) To handle tensile pressure and prevent cracking
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c) To reduce construction costs
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d) To replace the need for concrete
02 /15
Which type of rebar is highly ductile and commonly used in small-scale residential projects?
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a) TMT Bars
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b) Mild Steel Bars (MS Bars)
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c) Stainless Steel Rebars
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d) Epoxy-Coated Rebars
03 /15
What is the characteristic feature of High Yield Strength Deformed (HYSD) bars?
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a) Smooth surface
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b) High flexibility and ribbed surface
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c) Epoxy coating for corrosion resistance
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d) Non-metallic composition
04 /15
Why are TMT bars preferred in earthquake-prone regions?
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a) They are the most affordable option.
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b) They have a tough outer layer and a soft core, providing high ductility.
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c) They are lightweight and non-corrosive.
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d) They are easy to cut and weld.
05 /15
Which type of rebar is ideal for marine structures and bridges in saline environments?
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a) Mild Steel Bars
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b) Epoxy-Coated Rebars
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c) TMT Bars
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d) Fiber-Reinforced Polymer Rebars
06 /15
What makes stainless steel rebars unique compared to other types?
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a) They are the most affordable option.
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b) They offer exceptional rust and corrosion resistance.
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c) They have a ribbed surface for superior bonding.
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d) They are lightweight and electrically non-conductive.
07 /15
What are Fiber-Reinforced Polymer (FRP) rebars primarily known for?
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a) High tensile strength
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b) Corrosion resistance and lightweight design
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c) Superior bonding with concrete
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d) Cost-effective usage in high-rise buildings
08 /15
Which grade of TMT bars is popular in Northern India for its ability to withstand extreme temperatures?
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a) Fe 415
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b) Fe 500
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c) Fe 550
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d) Fe 600
09 /15
In Southern India, why are corrosion-resistant TMT bars preferred?
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a) Due to the high cost of other materials
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b) To resist high salinity and moisture in coastal climates
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c) For their lightweight properties
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d) To support high-rise construction
10 /15
What type of rebars is commonly used in Eastern India to withstand cyclones and heavy rainfall?
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a) Stainless Steel Rebars
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b) Fe 500 Grade TMT Bars
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c) Epoxy-Coated Rebars
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d) Mild Steel Bars
11 /15
Which type of rebar is best suited for projects like water treatment plants and electrical substations?
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a) TMT Bars
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b) Stainless Steel Rebars
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c) Fiber-Reinforced Polymer Rebars
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d) Mild Steel Bars
12 /15
What is the local term for TMT bars in Tamil Nadu?
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a) Sariya
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b) Loha Bars
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c) Kamba
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d) Gahan
13 /15
Why is certification of rebars, such as meeting IS 1786 standards, important?
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a) To increase the lifespan of the bars
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b) To guarantee quality and reliability
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c) To make the bars easier to weld
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d) To reduce costs
14 /15
What is a common mistake when selecting rebars for coastal areas?
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a) Using TMT bars instead of MS bars
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b) Ignoring corrosion resistance
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c) Choosing high-ductility bars
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d) Overlooking tensile strength
15 /15
What should be prioritized when selecting rebars for your construction project?
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a) The lowest cost materials available
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b) Local terminology and supplier reputation
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c) Structural needs, environmental conditions, and regional preferences
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d) Lightweight and non-metallic rebars
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