Surveying Accidental errors All of these Are generally small Do not follow any definite mathematical law Cannot be removed by applying corrections to the observed values All of these Are generally small Do not follow any definite mathematical law Cannot be removed by applying corrections to the observed values ANSWER DOWNLOAD EXAMIANS APP
Surveying If the magnetic bearing of the sun at a place at noon in southern hemisphere is 167°, the magnetic declination at that place is 77° N 13° W 23° S 13° E 77° N 13° W 23° S 13° E ANSWER DOWNLOAD EXAMIANS APP
Surveying ‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is H + f H. f f/H H/f H + f H. f f/H H/f ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘f’ is the focal length of the camera lens and ‘θ’ is the angle of tilt, the distance of the plumb point from the principal point will be f cos θ f sec θ f tan θ f sin θ f cos θ f sec θ f tan θ f sin θ ANSWER DOWNLOAD EXAMIANS APP
Surveying The correction for sag is always additive always zero always subtractive sometimes additive and sometimes subtractive always additive always zero always subtractive sometimes additive and sometimes subtractive ANSWER DOWNLOAD EXAMIANS APP
Surveying The Polaris describes a small circle round the pole whose radius is approximately 4° 1° 3° 2° 4° 1° 3° 2° ANSWER DOWNLOAD EXAMIANS APP