Vim li cas concave iav siv hauv tsheb?
Vim li cas concave iav siv hauv tsheb?

Video: Vim li cas concave iav siv hauv tsheb?

Video: Vim li cas concave iav siv hauv tsheb?
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Anonim

Yog peb siv a concave iav rau peb tsheb , peb yuav tsis pom cov tsheb qab peb zoo. Qhov no yog vim qhov concave iav yuav nthuav qhov khoom thiab peb yuav pom ib daim duab loj heev. Qhov no yog vim a daim iav tsim cov duab uas tsis tshua muaj zog, yog li ua rau cov tsheb khiav zoo li me me.

Xav txog qhov no, vim li cas daim iav concave siv hauv tsheb?

Convex iav feem ntau siv raws li rear-view (tis) iav hauv tsheb vim hais tias lawv muab ib qho erect, virtual, tag nrho qhov loj me me diminished duab ntawm cov khoom nyob deb nrog qhov dav ntawm qhov pom. Yog li, iav iav pab kom tus neeg tsav tsheb pom thaj chaw loj dua li qhov yuav ua tau nrog lub dav hlau iav.

Kuj Paub, dab tsi yog kev siv ntawm daim iav concave? Kev siv cov iav concave:

  • Concave iav feem ntau yog siv nyob rau hauv torches, searchlights thiab headlights ntawm lub tsheb kom tau haib parallel beams ntawm lub teeb.
  • Lawv siv los ua daim iav shaving kom pom cov duab loj ntawm lub ntsej muag.
  • Cov kws kho hniav siv cov iav concave los saib cov duab loj ntawm cov hniav ntawm cov neeg mob.

Kuj kom paub yog, daim iav twg siv hauv tsheb?

Vim tias daim duab me me, ntau daim duab tuaj yeem haum rau ntawm iav , so ib convex iav muab rau ib thaj tsam loj dua ntawm lub dav hlau iav . Qhov no yog vim li cas lawv thiaj li muaj txiaj ntsig. Lawv yog siv thaum twg a iav nrog rau qhov loj ntawm kev pom yog xav tau. Piv txwv li, tus neeg caij tsheb-sab rear saib iav ntawm a tsheb yog convex.

Vim li cas peb thiaj nyiam daim iav concave rau qhov pom tiag tiag hauv tsheb?

Convex iav yog siv hauv tsheb qab saib daim iav raws li lawv tsim ib daim duab me me ntawm cov khoom. Concave iav ntawm qhov tod tes, cov ntaub ntawv magnified thiab inverted duab ntawm cov khoom. Qhov no yuav tsim ib daim duab ntawm ib cheeb tsam me thiab yuav kuj inverted uas yuav nyuaj to taub.

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