Nyob rau hauv vernier callipers uas tsis muaj xoom yuam kev, 7th faib ntawm lub ntsiab nplai coincides nrog 10th faib ntawm vernier nplai thaum tsis muaj dab tsi khaws cia nruab nrab ntawm cov calipers (Miv 1 MSD=1mm) Thaum tus pas nrig ntawm qhov ntev, khaws cia nruab nrab ntawm lub calipers, nws pom tias xoom ntawm vernier nyob nruab nrab ntawm 9th thiab 10th faib ntawm lub ntsiab ntsuas …
Yuav ua li cas peb tshem tawm xoom yuam kev los ntawm vernier calliper?
i. Qhov yuam kev zoo: tshwm sim thaum lub puab tsaig kov ib leeg thiab xoom ntawm Vernier nyob rau sab xis ntawm xoom ntawm lub ntsiab ntsuas. Txhawm rau kho qhov yuam kev, koj rho tawm qhov yuam kev xoom los ntawm qhov ntsuas qhov ntev kom tau qhov ntev raws li qhov ntsuas qhov ntev ntau dua qhov ntev tiag
Yuav ua li cas koj pom qhov xoom yuam kev hauv vernier caliper?
- 0.3 hli. B.
- 0.7 hli. Nruab nrab. Kev daws. Txheeb xyuas los ntawm Toppr. A.
- 0.3 hli. Txij li thaum, xoom ntawm vernier nplai yog ua ntej ntawm xoom ntawm lub ntsiab nplai. Yog li qhov yuam kev yog qhov zoo xoom yuam kev. Tsawg suav ntawm vernier calliper L. C.=1 mm. Txij li thaum lub thib 3 division sib tw nrog lub ntsiab scale division. Zero yuam kev=n × L. Luas=3 x 0. 1=0. 3 mm.
Dab tsi yog qhov yuam kev xoom thiab nws qhov kho?
Zero yuam kev kho tshwm sim vim kev ua yuam kev hauv lub ntsuas ntsuas. Nws tshwm sim thaum thawj kab cim ntawm cov cuab yeej xws li vernier calliper, micrometer ntsia hlau guage thiab lwm yam. tsis coincide nrog xoom marking.
Yuav xoom yuam kev kho tau?
Yog tias xoom ntawm vernier nplai nyob rau hauv qab ntawm lub ntsiab teev, ces nws yog hu ua qhov zoo xoom yuam kev. Yog tias qhov xoom ntawm vernier nplai nyob rau sab saum toj ntawm lub ntsiab nplai, ces nws yog hu ua qhov tsis zoo xoom yuam kev. Xoom yuam kev yog kho los ntawm kev ntxiv tib tus lej tab sis ntawm kev kos npe tawmQhov no yog hu ua xoom kho.
