सर्भेक्षण – Surveying MCQ

सर्भेक्षण: प्रश्न र उत्तर

सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ३ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।

सही: ० / ०

111. Spring tides, with the largest range between high and low water, occur:

     कNear the first and third quarters of the moon खOnly during the spring season गNear new moon and full moon घOnly at the equinoxes
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

112. In hydrographic surveying, a lead line is used for:

     कFixing the position of the boat खMeasuring depths by lowering a weighted, graduated line to the bed गMeasuring the water velocity घRecording the tide continuously
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

113. In Indian and Nepali practice, the degree of a curve based on the chord definition is generally used for:

     कRailway curves खHighway curves गContours घVertical curves only
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

114. When soil is excavated, its volume increases compared with its volume in the natural state. This increase is known as:

     कCompaction खShrinkage गConsolidation घSwell (bulking) of the soil
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

115. The permissible angular misclosure of a closed traverse is commonly expressed in the form K√N, where N is:

     कThe number of sides squared खThe perimeter of the traverse in km गThe number of angles (stations) measured घThe least count of the instrument
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

116. The error in a measured horizontal angle caused by inaccurate centring of the theodolite over the station is greatest when:

     कThe sights are very long खThe sights are short गThe instrument is perfectly levelled घThe angle is measured by repetition
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

117. In precise levelling, lines of sight are kept well above the ground surface (e.g. not below about 0.5 m on the staff) mainly to reduce errors due to:

     कRefraction, which is irregular close to the heated ground खEarth's curvature गGraduation errors of the staff घCollimation error
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

118. In an EDM instrument, the zero (additive) error and the scale error differ in that:

     कNeither affects measured distances खThe zero error grows with distance, whereas the scale error is constant गBoth are proportional to the square of the distance घThe zero error is constant for all distances, whereas the scale error is proportional to the distance measured
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

119. An assembly of overlapping aerial photographs fitted together to form a continuous picture of an area is called a:

     कOrthophoto खStereogram गMosaic घContour map
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

120. On a tilted aerial photograph, the point where the bisector of the angle of tilt meets the photograph is called the:

     कPrincipal point खIsocentre गNadir point घFiducial centre
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।