SSC JE Civil 11 Oct 2023 Shift 1 Solved Paper

Section: General Engineering

Question : 133 of 200

Marks: +1, -0

A tacheometer was set at a station and the readings were taken on two points, which were 100 m and 150 m apart and had staff intercepts of 3.98 m and 5.98 m, respectively. If an externally focusing tacheometer was used for the observation, then the values of focal length (f), stadia interval (i) and distance (d) between the objective and the vertical axis of the instrument could be _________.

f = 0.2 m, i = 12 mm, d = 30 cm
f = 0.3 m, i = 0.12 mm, d = 20 cm
f = 0.3 m, i = 1.2 mm, d = 20 cm
f = 0.3 m, i = 12 mm, d = 20 cm

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