Qhov twg hauv qab no zoo tshaj plaws piav qhia qhov hnyav?

Cov txheej txheem:

Qhov twg hauv qab no zoo tshaj plaws piav qhia qhov hnyav?
Qhov twg hauv qab no zoo tshaj plaws piav qhia qhov hnyav?
Anonim

Kev hnyav yog qhov ua tiav lossis ze-ua tiav ntawm qhov kev xav ntawm qhov hnyav. Qhov no kuj yog hu ua xoom-G, txawm hais tias lub ntsiab lus tseeb yog "zero G-force". Nws tshwm sim thaum tsis muaj kev sib cuag rog ntawm cov khoom xws li tib neeg lub cev.

Koj txhais li cas los ntawm qhov hnyav?

Kev tsis hnyav, kev mob tshwm sim thaum lub caij nplooj zeeg dawb, nyob rau hauv uas cov nyhuv ntawm lub ntiajteb txawj nqus raug tshem tawm los ntawm inertial (xws li, centrifugal) quab yuam los ntawm orbital davhlau. Lo lus xoom lub ntiajteb txawj nqus feem ntau siv los piav txog qhov xwm txheej zoo li no.

Dab tsi zoo piav qhia yog vim li cas cov kws tshawb fawb tsis hnyav?

Lub ntiaj teb-orbiting astronauts tsis hnyav rau tib yam vim li cas cov neeg caij tsheb ntawm qhov chaw ua si lom zem dawb lossis lub elevator poob qis yog qhov hnyav. Lawv tsis hnyav vim tsis muaj kev sib cuag sab nraud los thawb lossis rub los ntawm lawv lub cev. … Lub zog ntawm lub ntiajteb txawj nqus yog tib lub zog ua rau lawv lub cev.

Kev hnyav hnyav yog dab tsi muab ob qho piv txwv ntawm nws?

Tsis hnyav yog qhov kev xav tau thaum tsis muaj kev quab yuam ua rau lub cev. Ex. Ib tug txiv neej uas yog Paragliding [air resistance is negligible] Astronauts on the moon . Thaum lub lifts dheev snaps thiab rub koj txhais taw.

Nyob qhov hnyav zoo li cas?

Nyob rau hauv weightlessness, koj yog effortlessly ntab, vimtag nrho cov acceleration rog ntawm koj ntxiv rau xoom. Qhov sib piv zoo tshaj plaws yog ntab hauv dejyam tsis muaj qhov xav tau ntawm dej ntawm koj daim tawv nqaij. Vim tias koj hnov lub teeb, koj tuaj yeem txav mus los ntawm kev siv zog me ntsis.

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