इन्जिनियरिङ सेवा सिभिल इन्जिनियर (सातौँ तह) – प्राविधिक पत्र
इन्जिनियरिङ सेवा – सिभिल इन्जिनियर (सातौँ तह)
Civil Engineer – 7th Level · Engineering Service
१,९४० प्रश्न उपलब्ध। मोड छान्नुहोस्:
प्राविधिक पत्र: प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ५ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / ०
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The approximate density (unit weight) of steel is:
सही उत्तर: घ) 7850 kg/m³
Steel's density is about 7850 kg/m³; 2400 is concrete, 1440 cement, 11300 lead.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The ideal moisture content of seasoned timber for general building work is about:
सही उत्तर: ख) 10% to 12%
Well-seasoned timber for building purposes typically has around 10–12% moisture content.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Plywood normally has an odd number of plies because:
सही उत्तर: ग) It keeps the construction balanced so that the board does not warp
With an odd number of plies, the layers are symmetric about the central ply, balancing stresses and preventing warping.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Plywood is made by gluing thin veneers so that the grain of adjacent layers is:
सही उत्तर: घ) At right angles to each other
Cross-laminating veneers at right angles gives plywood dimensional stability and strength in both directions.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The ASCU preservative used for timber is a mixture of copper sulphate, arsenic pentoxide and:
सही उत्तर: क) Sodium or potassium dichromate
ASCU (Ascu) consists of arsenic pentoxide, copper sulphate and sodium/potassium dichromate dissolved in water.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Cracks in timber that partly or wholly separate the fibres, radiating from the centre, are called:
सही उत्तर: क) Star shakes
Star shakes radiate from the centre toward the bark, usually due to shrinkage or frost.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Fly ash bricks are manufactured mainly from fly ash mixed with:
सही उत्तर: ग) Lime or cement, sand and water
Fly ash bricks are made by pressing fly ash with lime/cement, sand and water, followed by curing.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The thin layer between bark and sapwood from which new wood cells are formed each year is the:
सही उत्तर: ख) Cambium layer
The cambium layer produces new wood and bark cells, forming annual rings.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which type of steel shows a well-defined yield point on its stress-strain curve?
सही उत्तर: ग) Mild steel
Mild steel has a distinct yield point; cold-worked and high-strength steels do not, so a 0.2% proof stress is used for them.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Softwoods such as pine and deodar come from trees which are generally:
सही उत्तर: ख) Coniferous (needle-leaved)
Softwoods come from conifers with needle-like leaves; hardwoods come from broad-leaved trees.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
यी अभ्यास प्रश्न हुन्, आधिकारिक प्रश्न होइनन्। पाठ्यक्रम, विज्ञापन र नतिजाका लागि सम्बन्धित निकायको आधिकारिक वेबसाइट हेर्नुहोस्। उत्तरमा गल्ती भेटे प्रश्नमुनिको "टिप्पणी / गल्ती रिपोर्ट" मा लेख्नुहोस्।
नमस्ते! पाठ्यक्रम, सामान्य ज्ञान, भाषा परीक्षा वा कुनै प्रश्नको उत्तर बुझ्न सोध्नुहोस्।
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