Surveying
Overturning of vehicles on a curve can be avoided by using

compound curve
vertical curve
reverse curve
transition curve

ANSWER DOWNLOAD EXAMIANS APP

Surveying
For mapping any country

Secondary triangles are further broken into third and fourth order triangles, the points of which are used for detail surveys
Geodetic triangulation of greatest possible sides and accuracy is carried out
All listed here
Primary triangles are broken down into secondary triangles of somewhat lesser accuracy

ANSWER DOWNLOAD EXAMIANS APP

Surveying
Homologous points are

Plumb points of stereo pair of photographs
Nodal points of the camera lens
Corresponding points on the ground and photograph
Opposite corners of a photograph

ANSWER DOWNLOAD EXAMIANS APP

Surveying
Which of the following errors can be eliminated by taking mean of bot face observations ?

error due to eccentricity of verniers
error due to line of collimation not being perpendicular to horizontal axis
error due to imperfect graduations
error due to imperfect adjustment of plate levels

ANSWER DOWNLOAD EXAMIANS APP