सिभिल इन्जिनियरिङ
सिभिल इन्जिनियरिङ
Civil Engineering · ५,१७१ प्रश्न
५,१७१ प्रश्न उपलब्ध। मोड छान्नुहोस्:
सिभिल इन्जिनियरिङ: प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ३ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / ०
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A bulldozer is mainly used for:
सही उत्तर: ग) Pushing earth over short distances, clearing and spreading
A bulldozer is a crawler tractor with a front blade, used for short-haul pushing, site clearing, spreading and grading.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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For excavating soft material below its own track level, especially under water as in river beds, the most suitable equipment is the:
सही उत्तर: ख) Dragline
A dragline casts its bucket and drags it toward itself, reaching below its standing level and into water; a power shovel digs above its track level.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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An excavator with a 1 m³ bucket (fill factor 0.9) has a cycle time of 30 s and works 50 minutes per hour. Its hourly output is:
सही उत्तर: ग) 90 m³/h
Cycles per hour = 3600/30 = 120; output = 1 × 0.9 × 120 × 50/60 = 90 m³/h.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In a CPM network, the slack of an event (node) is equal to:
सही उत्तर: क) Latest event time minus earliest event time
Event slack = TL − TE; events on the critical path have zero slack.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A milestone chart is an improvement over a simple bar chart because it:
सही उत्तर: क) Shows key events (milestones) within each activity bar
Milestones mark important events inside the bars, helping progress control, though dependencies are still not fully shown.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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When the duration of a project is reduced by crashing, the indirect cost and the direct cost generally:
सही उत्तर: क) Indirect cost decreases while direct cost increases
Crashing needs extra resources (higher direct cost) but shortens time-dependent overheads (lower indirect cost); the optimum duration minimises their total.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Resource levelling in project scheduling differs from resource smoothing in that levelling:
सही उत्तर: क) May extend the project duration to keep resource use within available limits
Levelling respects resource limits even if the project end date moves; smoothing keeps the end date fixed and uses only float.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In earned value analysis, if earned value is Rs 40 lakh and planned value is Rs 50 lakh, the schedule performance index (SPI) is:
सही उत्तर: क) 0.8, meaning the project is behind schedule
SPI = EV/PV = 40/50 = 0.8; SPI less than 1 indicates less work done than planned (behind schedule).
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A curve of cumulative cost or progress plotted against time for a project, typically S-shaped, is mainly used for:
सही उत्तर: घ) Monitoring planned versus actual progress and cash flow
The S-curve compares planned and actual cumulative progress or expenditure, showing whether the project is ahead or behind.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Breaking a project into smaller, manageable deliverables and work packages in a hierarchical structure is called a:
सही उत्तर: घ) Work Breakdown Structure (WBS)
The WBS decomposes the total scope into work packages that can be estimated, scheduled and controlled.
💬 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।
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