Triple beam balance txhais li cas?
Triple beam balance txhais li cas?

Video: Triple beam balance txhais li cas?

Video: Triple beam balance txhais li cas?
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Anonim

Cov triple beam balance yog ib qho cuab yeej siv rau ntsuas loj heev precisely. Cov cuab yeej nyeem ntawv yuam kev ntawm +/- 0.05 gram. Lub npe hais txog peb kab teeb suav nrog nruab nrab nqaj uas yog qhov loj tshaj plaws, qhov deb nqaj uas yog qhov nruab nrab loj, thiab pem hauv ntej nqaj uas yog qhov tsawg tshaj plaws.

Ib yam li ntawd, yog vim li cas qhov sib npaug ntawm peb npaug yog qhov tseeb?

Cov triple beam balance yog ib heev raug ntsuas thiab ntsuas hauv ib feem kaum ntawm ib gram. Txawm li cas los, ob nqaj tsuas yog li raug raws li qhov hnyav tshaj plaws siv. Piv txwv li; Yog tias qhov hnyav tshaj plaws uas koj muaj yog 5-gram hnyav, ces koj tsuas tuaj yeem kwv yees qhov hnyav ntawm ib qho khoom mus rau qhov ze tshaj 5 grams.

Dab tsi yog qhov seem ntawm triple beam balance? Basic Yam khoom Thaum lub designs ntawm ntau yam triple beam balance qauv txawv me ntsis, lawv muaj ob qho yooj yim cov khoom nyob rau hauv sib xws: lub hauv paus thiab lub lauj kaub. Lub hauv paus yog lub platform hlau ntev uas txhawb nqa cov khoom siv ntxiv. Thaum tsiv lub triple beam balance , tso koj txhais tes rau ntawm ob sab ntawm lub hauv paus kom ruaj ntseg.

Yog li, dab tsi yog cov txheej txheem tsim nyog rau kev siv lub voj voog triple?

Txhawm rau siv qhov sib npaug sib npaug , tso ib qho khoom rau ntawm lub lauj kaub thiab kho cov counterweights kom txog thaum tus pointer sib npaug ntawm cov kab xoom. Tom qab ntawd txiav txim siab qhov loj los ntawm kev saib ntawm txoj hauj lwm ntawm txhua qhov counterweight. Ntxiv cov masses muab los ntawm txhua qhov counterweight kom pom tag nrho qhov loj ntawm cov khoom.

Peb kab teeb ntawm triple beam sib npaug li cas?

Cov Triple Beam Balance yog ib yam mechanical tshuav nyiaj li cas . Nws muaj ib nqaj uas yog txhawb los ntawm fulcrum. Ntawm ib sab yog lub lauj kaub uas cov khoom muab tso rau. Nyob rau lwm sab, lub nqaj yog cais ua peb thaum uas tig mus kab teeb , txhua tus txhawb nqa ib qho hnyav.

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