Surveying The correction applied to the measured base of length ‘L’ is Sag = L³w²/24P² where w is the weight of tape/m All of these Slope = (h²/2L) + (h⁴/8L³) where h is height difference of end supports Tension = (P - Ps)L/AE Sag = L³w²/24P² where w is the weight of tape/m All of these Slope = (h²/2L) + (h⁴/8L³) where h is height difference of end supports Tension = (P - Ps)L/AE ANSWER DOWNLOAD EXAMIANS APP
Surveying The allowable length of an offset depends upon the All of these degree of accuracy required scale of plotting method of setting out the perpendiculars and nature of ground All of these degree of accuracy required scale of plotting method of setting out the perpendiculars and nature of ground ANSWER DOWNLOAD EXAMIANS APP
Surveying The resection by two point problem as compared to three point problem requires more labour takes less time None of these gives more accurate problem requires more labour takes less time None of these gives more accurate problem ANSWER DOWNLOAD EXAMIANS APP
Surveying The rise and fall method is not suitable for levelling with tilting levels is less accurate than height of instrument method quicker and less tedious for large number of intermediate sights provides a check on the reduction of intermediate point levels is not suitable for levelling with tilting levels is less accurate than height of instrument method quicker and less tedious for large number of intermediate sights provides a check on the reduction of intermediate point levels ANSWER DOWNLOAD EXAMIANS APP
Surveying To obtain photographs of an area of 1000 m average elevation, on scale 1 : 30,000, with a camera of 30 cm focal length, the flying height is 7000 m 4000 m 5000 m 6000 m 7000 m 4000 m 5000 m 6000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying Direct method of contouring is a quick method suitable for hilly terrains adopted for large surveys only most accurate method a quick method suitable for hilly terrains adopted for large surveys only most accurate method ANSWER DOWNLOAD EXAMIANS APP