Surveying The product of the distances of plumb point and horizon point of a vertical photograph from its principal point, is ½f f2 2f2 3f2 ½f f2 2f2 3f2 ANSWER DOWNLOAD EXAMIANS APP
Surveying Subtense bar is an instrument used for measurement of angles measurement of horizontal distances in undulated areas levelling measurement of horizontal distances in plane areas measurement of angles measurement of horizontal distances in undulated areas levelling measurement of horizontal distances in plane areas ANSWER DOWNLOAD EXAMIANS APP
Surveying Accidental errors Do not follow any definite mathematical law All of these Are generally small Cannot be removed by applying corrections to the observed values Do not follow any definite mathematical law All of these Are generally small Cannot be removed by applying corrections to the observed values ANSWER DOWNLOAD EXAMIANS APP
Surveying Spring tides are caused when Solar tidal force and lunar tidal force both coincide Solar tidal force acts opposite to lunar tidal force Sun and moon are in line with earth None of these Solar tidal force and lunar tidal force both coincide Solar tidal force acts opposite to lunar tidal force Sun and moon are in line with earth None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying In a spherical triangle ABC, right angled at C, sin b equals cot A tan a tan a cot A sin a cos A cos a sin A cot A tan a tan a cot A sin a cos A cos a sin A ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be neutralised by setting the level midway between the two stations ? error due to curvature only error due to refraction only error due to both curvature and re-fraction None of these error due to curvature only error due to refraction only error due to both curvature and re-fraction None of these ANSWER DOWNLOAD EXAMIANS APP
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