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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A portion of a brick cut across its width, such as a half or three-quarter brick, is called a:
सही उत्तर: घ) Bat
Bats are pieces cut across the width of a brick (half bat, three-quarter bat); closers are cut along the length.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A king closer is a brick:
सही उत्तर: घ) With one corner cut off diagonally, leaving one end half the width of a full brick
A king closer is obtained by cutting a triangular piece off one corner so that one end becomes half width.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A brick laid with its length parallel to the face of the wall is called a:
सही उत्तर: घ) Stretcher
A stretcher shows its long face on the wall face; a header shows its end (short) face.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Soft, under-burnt bricks with a yellowish colour and poor strength, used only for temporary structures, are classed as:
सही उत्तर: क) Third-class bricks
Third-class bricks are under-burnt, soft and light-coloured; they are suitable only for temporary or unimportant works.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Hoffmann's kiln for burning bricks is a:
सही उत्तर: ख) Permanent, roofed continuous kiln with a number of chambers
Hoffmann's kiln is a circular or rectangular continuous kiln with several chambers, so burning continues throughout the year.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Clamp burning of bricks is characterised by:
सही उत्तर: ख) A temporary structure in which bricks and fuel are stacked together, giving bricks of non-uniform quality
A clamp is a temporary intermittent arrangement of green bricks and fuel; burning is uneven, so bricks vary in quality.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The correct sequence of operations in the manufacture of clay bricks is:
सही उत्तर: ख) Preparation of clay, moulding, drying, burning
Clay is prepared (unsoiling, digging, weathering, blending, tempering), then moulded, dried and finally burnt.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The presence of iron pyrites in brick earth is undesirable because it:
सही उत्तर: ग) Causes crystallisation and disintegration of bricks during burning, and discolouration
Iron pyrites oxidise and decompose during burning, causing bricks to crystallise, split and become discoloured.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Excess silica (sand) in brick earth, without enough clay, makes the bricks:
सही उत्तर: क) Brittle and weak, as the earth loses cohesion
Silica prevents shrinkage, but in excess it destroys the cohesion of the clay, giving brittle, weak bricks.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In good brick earth, the proportion of silica (sand) is generally about:
सही उत्तर: ग) 50% to 60%
Good brick earth contains about 50–60% silica and 20–30% alumina, with small amounts of lime, iron oxide and magnesia.
💬 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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