Surveying If 16 flight lines are run perpendicular to an area 30 km wide, their spacings on a photographical map on scale 1 : 50,000 , will be 3 cm 2 cm 4 cm 1 cm 3 cm 2 cm 4 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Surveying A star is said to elongate All of these When the angle at the star of the spherical triangle is 90° When the star momentarily moves vertically When the star All of these When the angle at the star of the spherical triangle is 90° When the star momentarily moves vertically When the star ANSWER DOWNLOAD EXAMIANS APP
Surveying Normal tension is that pull which makes the correction due to pull equal to zero neutralizes the effect due to pull and sag makes the correction due to sag equal to zero is used at the time of standardising the tape makes the correction due to pull equal to zero neutralizes the effect due to pull and sag makes the correction due to sag equal to zero is used at the time of standardising the tape ANSWER DOWNLOAD EXAMIANS APP
Surveying The angular distance of a heavenly body from the equator, measured along its meridian, is called Zenith distance Co-latitude Declination Altitude Zenith distance Co-latitude Declination Altitude ANSWER DOWNLOAD EXAMIANS APP
Surveying Local attraction in compass surveying may exist due to 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 presence of magnetic substances near the instrument incorrect levelling of the magnetic needle ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of the photography taken from a height of 300 m, with a camera of focal length 15 cm, is 1 : 30,000 1 : 10,000 1 : 15,000 1 : 20,000 1 : 30,000 1 : 10,000 1 : 15,000 1 : 20,000 ANSWER DOWNLOAD EXAMIANS APP