Surveying In an internal focussing type of telescope, the lens provided is convex concave plano-concave plano-convex convex concave plano-concave plano-convex ANSWER DOWNLOAD EXAMIANS APP
Surveying The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is B = b/fH B =f/bH B = bH/f B = H/bf B = b/fH B =f/bH B = bH/f B = H/bf ANSWER DOWNLOAD EXAMIANS APP
Surveying The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The declination of the star, is 80° 70° 60° 50° 80° 70° 60° 50° ANSWER DOWNLOAD EXAMIANS APP
Surveying For a well-conditioned triangle, no angle should be less than 60° 20° 45° 30° 60° 20° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following is not used in measuring perpendicular offsets ? steel tape optical square cross staff line ranger steel tape optical square cross staff line ranger ANSWER DOWNLOAD EXAMIANS APP
Surveying Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel 0.6 0.24 0.36 0.4 0.6 0.24 0.36 0.4 ANSWER DOWNLOAD EXAMIANS APP