इन्जिनियरिङ सेवा असिस्टेन्ट सब-इन्जिनियर (चौथो तह) – प्राविधिक पत्र
इन्जिनियरिङ सेवा – असिस्टेन्ट सब-इन्जिनियर (चौथो तह)
Assistant Sub-Engineer – 4th Level · Engineering Service
१,५०३ 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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Stoneware, a dense vitrified clay product, is commonly used for:
सही उत्तर: घ) Sewer and drain pipes
Stoneware is burnt to vitrification and is practically impervious and acid-resistant, which makes it suitable for sewer pipes and gully traps.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Mangalore tiles, made of burnt clay with interlocking grooves, are used mainly for:
सही उत्तर: क) Sloping roofs
Mangalore tiles are interlocking clay roofing tiles laid on battens over sloping roofs.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Autoclaved Aerated Concrete (AAC) blocks get their cellular, lightweight structure mainly from:
सही उत्तर: ख) Aluminium powder reacting to release hydrogen gas in the mix
Aluminium powder reacts with the alkaline lime-cement slurry, producing hydrogen bubbles; the blocks are then steam-cured in an autoclave.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Compressed Stabilised Earth Blocks (CSEB), used in low-cost housing in Nepal, are made by:
सही उत्तर: घ) Compressing a moist mixture of soil and a small amount of cement or lime in a press
CSEB are unfired blocks: soil stabilised with cement or lime is compacted in a manual or hydraulic press and then cured.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Bricks specially shaped for forming acute or obtuse (non-right-angled) corners in brickwork are called:
सही उत्तर: क) Squint bricks
Squint bricks are moulded with angled faces for building corners that are not at 90°.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A brick with one edge rounded, used for finishing corners or window sills, is called a:
सही उत्तर: घ) Bullnose brick
Bullnose bricks have a rounded edge and are used where sharp corners are to be avoided, as at quoins and sills.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Leaving dug-up brick earth exposed to the atmosphere for a few weeks to soften it and allow oxidation before tempering is called:
सही उत्तर: क) Weathering
Weathering exposes the earth to air and moisture so that lumps break down and impurities are oxidised before blending and tempering.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Before the compressive strength test of a brick, the frog is filled with mortar and the brick is first:
सही उत्तर: घ) Immersed in water for 24 hours
Bricks are tested in the saturated condition after 24 hours' immersion, with the frog filled flush with mortar to give a level bearing surface.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In the dimension tolerance test of bricks, how many bricks are placed in contact in a row and measured together?
सही उत्तर: घ) 20
Twenty bricks are laid in a row (along length, then width and height) and the total measured, so that the average size and tolerance can be found.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In the efflorescence test on bricks, if the white deposit covers more than 50% of the exposed area but there is no powdering or flaking, the efflorescence is classed as:
सही उत्तर: घ) Heavy
Efflorescence is graded nil, slight (up to 10%), moderate (10–50%), heavy (over 50% without powdering) and serious (heavy deposit with powdering or flaking).
💬 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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