(A) reading both verniers and taking the mean of the two
(B) taking both face observations and taking the mean of the two
(C) double sighting
(D) taking mean of several readings distributed over different portions of the graduated circle
(A) reading both verniers and taking the mean of the two
(B) taking both face observations and taking the mean of the two
(C) double sighting
(D) taking mean of several readings distributed over different portions of the graduated circle
| Share this... |
Facebook
|
Twitter
|
Linkedin
|
Whatsapp
|
Your email address will not be published. Required fields are marked *