Answers to: What is the multiplying constant in Tacheometer??

The multiplying constant of the tacheometer is k and the additive constant is c. Where k is the ratio of focal length of the object lens to stadia hair interval i.e f/i..

Answers to:What is the additive constant in Tacheometer??

The additive constant c is the sum of focal length of the object lens and distance from the center of the object lens to the center of the instrument.

learn more about civil engineering surveying