Calculate the horizontal distance of a point from the instrument, if the staff
intercept is 2.5 m. The micrometer reading of the drum of the diaphragm is 3.2
and the micrometer screw has 100 threads in 1 cm. The focal length of the objective glass is
200 mm and the distance of the instrument axis from the centre of the
object glass is 180 mm.

A

972

B

1367.4

C

1562.8

D

1721.6