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 f/H H + f H/f H. f f/H H + f H/f H. f ANSWER DOWNLOAD EXAMIANS APP
Surveying If the altitudes of a star at its upper and lower transits are 60° 30' and 19° 30' respectively, the latitude of the place, is 60° 35° 45° 30° 60° 35° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
Surveying Local attraction in compass surveying may exist due to presence of magnetic substances near the instrument incorrect levelling of the magnetic needle loss of magnetism of the needle friction of the needle at the pivot presence of magnetic substances near the instrument incorrect levelling of the magnetic needle loss of magnetism of the needle friction of the needle at the pivot ANSWER DOWNLOAD EXAMIANS APP
Surveying Longitudes are measured from 0° to 180° eastward 360° eastward 180° westward 180° east or westward 180° eastward 360° eastward 180° westward 180° east or westward ANSWER DOWNLOAD EXAMIANS APP
Surveying The correction applied to the measured base of length ‘L’ is Tension = (P - Ps)L/AE All of these Slope = (h²/2L) + (h⁴/8L³) where h is height difference of end supports Sag = L³w²/24P² where w is the weight of tape/m Tension = (P - Ps)L/AE All of these Slope = (h²/2L) + (h⁴/8L³) where h is height difference of end supports Sag = L³w²/24P² where w is the weight of tape/m ANSWER DOWNLOAD EXAMIANS APP
Surveying If the focal length of the object glass is 25 cm and the distance from object glass to the trunnion axis is 15 cm, the additive constant is 1.33 0.1 0.4 0.6 1.33 0.1 0.4 0.6 ANSWER DOWNLOAD EXAMIANS APP
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