Formula rau zaus hauv sonometer?

Cov txheej txheem:

Formula rau zaus hauv sonometer?
Formula rau zaus hauv sonometer?

Video: Formula rau zaus hauv sonometer?

Video: Formula rau zaus hauv sonometer?
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Anonim

Formula used: Fundamental frequency of a sonometer $f=\dfrac{1}{2l}\sqrt{dfrac{T}{mu}}$.

Sonometer zaus yog dab tsi?

Ntau zaus ntawm ib lub sonometer yog muab los ntawm. f=2l1mMg, qhov twg l yog qhov ntev ib m yog qhov hnyav rau ib chav tsev ntev ntawm txoj hlua. Zaus ntawm tus sonometer thaum qhov loj yog raus hauv dej. fw=2l1mMg-Vρwg. Ntawm no Vρg yog lub zog buoyancy.

Dab tsi yog qhov zaus ntawm Sonometer hlau?

Qhov zaus ntawm lub xov tooj sonometer yog 100 Hz.

Dab tsi yog qhov tseem ceeb ntawm Sonometer?

Qhov tseem ceeb ntawm tus sonometer hlau ntawm qhov ntev l yog fo. Ib tug choj tam sim no qhia ntawm qhov deb ntawm Δl los ntawm qhov chaw ntawm cov hlau (Δ<<l). Tus naj npawb ntawm cov neeg ntaus tau hnov txog ib ob yog tias ob sab ntawm tus choj tau teeb tsa kom vibrate hauv lawv qhov tseem ceeb yog.

Yuav ua li cas yog tus qauv rau qhov tseem ceeb zaus?

waves. Qhov yooj yim zaus (n=1) yog ν=v/2l.

Pom zoo:

Nyob rau hauv lub cev kaw cov yeeb nkab qhov zaus ntawm qhov tseem ceeb?

Nyob rau hauv lub cev kaw cov yeeb nkab qhov zaus ntawm qhov tseem ceeb?

Kaw lub cev yeeb nkab yog ib qho uas tsuas yog ib qho kawg qhib thiab lwm qhov yog kaw thiab suab dhau. Tam sim no, rau lub cev kaw cov yeeb nkab, qhov tseem ceeb zaus tau muab ν=v4L, qhov 'v' yog qhov nrawm ntawm lub suab hauv nruab nrab ntawm lub cev yeeb nkab thiab 'L' yog qhov ntev ntawm cev .

Nyob rau hauv cov teeb liab raug xa mus ntawm ntau zaus?

Nyob rau hauv cov teeb liab raug xa mus ntawm ntau zaus?

Cov teeb liab raug xa mus rau ntau zaus tso cai rau ntau lub teeb liab xa mus ib txhij. Frequency division multiplexing yog ua tau uas cov zaus spectrum muab faib ua ntau ntu ntawm bandwidth. … Thawj txoj kev yog siv rau cov teeb liab kis tau tus mob ntawm qhov chaw nres tsheb mus rau headend .

Yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau?

Yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau?

Ntau tus neeg ua tiav lawv txoj kev kho hniav thiab muaj cov hniav zoo nkauj, txawm li cas los xij, thaum lawv luag ntxhi lawv pom cov hniav luv luv lossis cov pos hniav ntau dhau "gummy luag". Cosmetic crown lengthening yog ib txoj hauv kev yooj yim uas tuaj yeem ua tau zoo heev ua kom lub ntsej muag luag ntxhi ntawm cov neeg mob no .

Nyob rau hauv teb rau qhov tuaj txog ntawm acidic chyme nyob rau hauv lub duodenum?

Nyob rau hauv teb rau qhov tuaj txog ntawm acidic chyme nyob rau hauv lub duodenum?

Pab plab hnyuv . theem plab hnyuvtshwm sim hauv duodenum raws li cov lus teb rau cov chyme tuaj txog, thiab nws txo qis kev ua pa ntawm plab los ntawm cov tshuaj hormones thiab lub paj hlwb reflexes . Yuav ua li cas teb rau qhov tuaj txog ntawm acidic chyme hauv duodenum?

Nyob rau hauv ib qho alternator qhov zaus ntawm voltage generated nyob ntawm?

Nyob rau hauv ib qho alternator qhov zaus ntawm voltage generated nyob ntawm?

Cov zis zaus ntawm lub tshuab hloov pauv yog txiav txim siab los ntawm ob yam, rotor ceev thiab tus lej ntawm tus ncej . Ntawm dab tsi yog qhov generated alternator voltage nyob ntawm seb? Lub tshuab hluav taws xob tsuas yog muab lub zog tawm raws li qhov xav tau los ntawm qhov system.