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Video: Au tube ua haujlwm li cas?
![Video: Au tube ua haujlwm li cas? Video: Au tube ua haujlwm li cas?](https://i.ytimg.com/vi/bLrFqyGP9Ms/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Hauv nws daim ntawv yooj yim tshaj plaws yog manometer ib U - cev txog ib nrab ntawm cov kua. Thaum lub siab zoo siv rau ib ceg, cov kua yog yuam kom qis rau ntawm txhais ceg thiab nce mus rau lwm qhov. Qhov sib txawv ntawm qhov siab, "h," uas yog qhov sib npaug ntawm kev nyeem saum toj no thiab hauv qab xoom, qhia txog qhov siab.
Tib neeg kuj nug, koj ua li cas au tube manometer?
Sib tov dej hauv lub khob dej nrog cov zaub mov liab kom txaus ua dej liab. Ncuav li 100 ml ntawm dej rau hauv ib qho ntawm qhov qhib kawg ntawm lub manometer . Muab tus pas ntsuas vertically rau ntawm ib sab ntawm lub manometer . Kho tus pas ntsuas txoj hauj lwm kom nws xoom point yog theem nrog rau saum npoo ntawm cov dej nyob rau hauv lub manometer.
Tom qab ntawd, lo lus nug yog, ua li cas koj ntsuas lub siab los ntawm kev siv manometer? Manometer Siab Manometer ntsuas a siab qhov sib txawv los ntawm kev ntsuas qhov hnyav ntawm ib kab dej ntawm ob siab ntawm kev txaus siab. Loj siab sib txawv yog ntsuas nrog kua hnyav, xws li mercury (piv txwv li 760 mm Hg = 1 cua).
manometer yog dab tsi thiab nws siv rau dab tsi?
Cov cuab yeej siv los ntsuas thiab tso saib qhov siab hauv ib chav tsev yog hu ua lub ntsuas ntsuas siab lossis ntsuas ntsuas siab lossis ntsuas ntsuas lub tshuab nqus tsev. Lub manometer yog qhov zoo piv txwv , raws li nws siv qhov chaw saum npoo thiab qhov hnyav ntawm ib kem ntawm cov kua rau ob qho tib si ntsuas thiab qhia lub siab.
Qhov zoo hom manometer ua haujlwm li cas?
Hauv zoo hom manometer , lub siab los ntsuas yog ib txwm siv rau lub zoo . Thaum cov kem ntawm cov kua (h + x) exerts ib tug siab sib npaug zos rau lub siab thov rau lub zoo , cov kua nres txav.
Pom zoo:
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