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
-
Plaster of Paris is obtained by heating gypsum to about:
सही उत्तर: क) 150°C to 170°C
Heating gypsum to roughly 150–170°C removes part of its water of crystallisation, giving plaster of Paris (calcium sulphate hemihydrate).
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
Which material is commonly used as a damp proof course in buildings?
सही उत्तर: घ) Bitumen or bitumen felt
Bituminous materials are impervious to water and are widely used as damp proof courses.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
The weak layer of fine particles and cement that forms on top of concrete due to excessive bleeding is called:
सही उत्तर: क) Laitance
Laitance is a weak, powdery surface layer of fines brought up by bleeding water; it must be removed before placing the next lift.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
When toughened (tempered) glass breaks, it:
सही उत्तर: ख) Shatters into small blunt granules
Toughening induces surface compression, so on failure the glass breaks into small, relatively harmless granules; wired glass is held by mesh.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
The separation of coarse aggregate from the mortar in fresh concrete is called:
सही उत्तर: ग) Segregation
Segregation is the separation of constituents, usually coarse aggregate from mortar, causing non-uniform concrete.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
For concrete of very low workability, such as in road pavements, which workability test is more sensitive than the slump test?
सही उत्तर: घ) Compaction factor test
The compaction factor test discriminates better among low-workability mixes where slump is near zero.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
The dimensions of the standard slump cone are:
सही उत्तर: ख) Bottom 200 mm, top 100 mm, height 300 mm
The frustum-shaped slump cone has 200 mm base diameter, 100 mm top diameter and 300 mm height.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
The density of aluminium, which makes it attractive for light-weight doors, windows and roofing, is about:
सही उत्तर: घ) 2700 kg/m³
Aluminium weighs about 2700 kg/m³, roughly one-third of steel (7850 kg/m³), and resists corrosion well.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
Tar used in construction is obtained by:
सही उत्तर: ग) Destructive distillation of coal or wood
Tar is produced by destructive distillation of organic materials such as coal or wood, whereas bitumen is a petroleum product.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
The Los Angeles abrasion test on coarse aggregate determines its:
सही उत्तर: ख) Hardness (resistance to wear)
Aggregates are tumbled with steel balls in the Los Angeles machine; percentage wear indicates hardness.
💬 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।
AI ले गल्ती गर्न सक्छ। महत्वपूर्ण कुरा आधिकारिक स्रोतमा जाँच्नुहोस्।