सडक तथा यातायात इन्जिनियरिङ – Highway & Transportation MCQ
सडक तथा यातायात इन्जिनियरिङ – सिभिल इन्जिनियरिङ
Highway & Transportation · Civil Engineering · ३९१ प्रश्न
३९१ प्रश्न उपलब्ध। मोड छान्नुहोस्:
सडक तथा यातायात 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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The government agency responsible for the strategic road network (national highways) of Nepal is the:
सही उत्तर: ख) Department of Roads
The Department of Roads plans, builds and maintains Nepal's strategic road network.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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As per IRC, the standard width of carriageway for a single-lane road is:
सही उत्तर: क) 3.75 m
IRC prescribes 3.75 m width for a single-lane carriageway.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Among the following road surfaces, the steepest camber is required for:
सही उत्तर: घ) Earthen road
Earthen roads are most pervious and need the steepest camber (about 3-4%).
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Valley curves are designed considering comfort (centrifugal effect) and:
सही उत्तर: ग) Headlight sight distance
At night the headlight beam limits visibility on valley curves.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The shape generally adopted for summit curves on highways is a:
सही उत्तर: ख) Simple (square) parabola
A simple parabola is used for summit curves because of its uniform rate of change of grade.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The length of a summit curve is mainly designed on the basis of:
सही उत्तर: क) Sight distance requirement
Summit curves are governed by the stopping/overtaking sight distance.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A rising gradient of +1 in 50 meets a falling gradient of -1 in 40. The deviation angle N is:
सही उत्तर: घ) 0.045
N = 1/50 + 1/40 = 0.02 + 0.025 = 0.045.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Grade compensation on a curve is (30 + R)/R percent subject to a maximum of 75/R. For R = 100 m, the compensation to be adopted is:
सही उत्तर: ग) 0.75%
(30+100)/100 = 1.3% exceeds 75/100 = 0.75%, so 0.75% is adopted.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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As per IRC, the ruling gradient for roads in plain and rolling terrain is:
सही उत्तर: ख) 3.3% (1 in 30)
IRC specifies a ruling gradient of 1 in 30 for plain/rolling terrain.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Mechanical extra widening on horizontal curves is required mainly because of:
सही उत्तर: क) Off-tracking of the rear wheels
Rear wheels follow a path inside the front wheels (off-tracking), needing extra width.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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