Dab tsi yog qhov ntsuas ntawm triple beam balance?
Dab tsi yog qhov ntsuas ntawm triple beam balance?

Video: Dab tsi yog qhov ntsuas ntawm triple beam balance?

Video: Dab tsi yog qhov ntsuas ntawm triple beam balance?
Video: Sunisa Lee Mus Txog Tsev Thiab Ntsib Nws Niam Nws Txiv Lom Zem 2024, Kaum ib hlis
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Qhov hnyav tshaj plaws a triple beam balance ua tau ntsuas yog 600 grams. Thawj nqaj ua tau ntsuas mus txog 10 grams. Qhov thib ob nqaj ua tau ntsuas mus txog 500 grams, nyeem hauv 100 g increments. Qhov thib peb nqaj ua tau ntsuas mus txog 100 grams, nyeem hauv 10 g increments.

Tsis tas li ntawd kom paub yog, dab tsi chav tsev ntsuas qhov ntsuas qhov ntsuas triple beam?

Triple beam balance yog ib qho cuab yeej siv los ntsuas pawg heev precisely. Cov cuab yeej nyeem ntawv yuam kev ntawm +/- 0.05 grams . Lub npe yog hais txog peb kab teeb nrog rau nruab nrab kab teeb uas yog qhov loj tshaj plaws, lub teeb nyob deb uas yog qhov nruab nrab, thiab lub teeb pem hauv ntej uas yog qhov me tshaj plaws.

Tom qab ntawd, lo lus nug yog, thaum siv cov kab sib npaug Yuav ua li cas ntsuas qhov hnyav? Cov beam ntsuas ntsuas lub zog F exerted los ntawm lub pawg ntawm beam tshuav . Cov beam tshuav tsis ncaj qha ntsuas tus pawg . Nws siv qhov tseeb tias lub zog gravitational ntawm cov khoom yog proportional rau nws pawg.

Ua raws li qhov no hauv kev xav, dab tsi yog qhov loj tshaj plaws ntawm qhov sib npaug peb npaug tuaj yeem ntsuas tau?

A: Qhov siab tshaj plaws pawg nws tuaj yeem ntsuas yog 610 grams (500 grams + 100 grams + 10 grams).

Puas yog triple beam scales txhaum cai?

Cocaine thiab yeeb tshuaj xas yog contraband, txhais tau tias muaj ntawm nws ib txwm txhaum cai . Txawm li cas los xij, a triple beam scale yog ib qho kev raug cai ntawm cov tswv cuab ntiag tug thiab tsis yog kev dag ntxias.

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