Answer
Olka’iinsi jabaa $H_s$ daangaa fiizikaalaa dimenshinii aksiyoonaa birraa fe’umsa guddaa jalatti. Birraa dalgee kreest-to-crest kan $N$ garagalchuu fi xumura shim qabuuf, foormulaan $H_s = (N + 1) · t$ dha, bakka $t$ furdina meeshaati. Haa ta’u malee, obsa omishaa furdina sibiilaa diriiraa (akkaataa idileetti $\pm 0.0005$ inchii) fi olka’iinsa dalgee irratti ilaalamuu qaba. Dhugaa jiru yoo ilaalle, olka’iinsi jajjaboo ‘ti’oorikaa’ sababa mudaa koonyaa dalgaa irraa kan ka’e yeroo muraasaaf kan argamudha; kanaaf, injinaroonni olka’iinsa jabaa ‘safarame’ kan yeroo baay’ee gatii ti’oorii dachaa 1.1 ta’e fayyadamu. Yoo application'n dhaabbii cimaa sirrii barbaade, dhuma shim gara obsa parallelism murtaa'etti lafa kaa'amuu qaba, yeroo baay'ee $0.002$ inchii TIR (Total Indicator Reading) keessatti.
