Surveying Dumpy level is most suitable when fly levelling is being done over long distance many readings are to be taken from a single setting of the instrument the instrument is to be shifted frequently All of these fly levelling is being done over long distance many readings are to be taken from a single setting of the instrument the instrument is to be shifted frequently All of these ANSWER DOWNLOAD EXAMIANS APP
Surveying Benchmark is established by trigonometrical levelling hypsometry spirit levelling barometric levelling trigonometrical levelling hypsometry spirit levelling barometric levelling ANSWER DOWNLOAD EXAMIANS APP
Surveying If the staff is not held vertical at a level¬ling station, the reduced level calculated from the observation would be more than true R.L. true R.L. None of these less than true R.L. more than true R.L. true R.L. None of these less than true R.L. ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle between the observer's meridian and declination circle of a heavenly body, is known as Azimuth Hour angle Declination Right ascension Azimuth Hour angle Declination Right ascension ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer then the hour angle of the star at elongation is given by tan H = tan φ . cot δ sin H = tan φ . cot δ None of these cos H = tan φ . cot δ tan H = tan φ . cot δ sin H = tan φ . cot δ None of these cos H = tan φ . cot δ ANSWER DOWNLOAD EXAMIANS APP
Surveying The nautical mile is the length of 1 minute of longitude 1 minute of latitude 1 degree of longitude 1 degree of latitude 1 minute of longitude 1 minute of latitude 1 degree of longitude 1 degree of latitude ANSWER DOWNLOAD EXAMIANS APP