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I believe I got at least 80 percent of the questions correct based own my own personal study of the subject. This is a great online test. ❤👍
Very nice
Thank you mam 🌹
You are welcome 😊
7.D✅19.C✅
2:45 why only vision gets obstructed and not the chain?
both vision and chaining between two stations are obstructed
11.optical square also correct
Thanks you mem
Thank you mam
19.invar tapes
1 ) all of hona chahiye tha
7 d ann17 a19 c
17.well conditional
I believe I got at least 80 percent of the questions correct based own my own personal study of the subject. This is a great online test. ❤👍
Very nice
Thank you mam 🌹
You are welcome 😊
7.D✅
19.C✅
2:45 why only vision gets obstructed and not the chain?
both vision and chaining between two stations are obstructed
11.optical square also correct
Thanks you mem
Thank you mam
19.invar tapes
1 ) all of hona chahiye tha
7 d ann
17 a
19 c
17.well conditional