4 Flashcards

(19 cards)

1
Q

Optika

A

Mokslas apie sviesos reiskinius

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2
Q

Sviesos spindulys

A

Linija, isilgai kurios sklinda sviesos energija

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3
Q

Tiesaeigis sviesos sklidimas

A

Visose vienalytese terpese sviesa sklinda tiesiai

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4
Q

Skaidrieji ir neskaidrieji kunai

A

Skaidrieji kunai praleidzia sviesa o neskaidrieji ne

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5
Q

Seselis

A

Edrves sritis i kuria nepayenka sviesa

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6
Q

Pisseselis

A

Erdves sritis i kuria patenka tik dalis sviesos

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7
Q

Saules uztemimas

A

Ant zemes krinta menulio seselis

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8
Q

Menulio uztemimas

A

Menulis patenka i zemes seseli

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9
Q

Sviesos atspindzio desnis

A

Kitimo kampas lygus atspindzio kampui

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10
Q

Kritimo kampo zym

A

a

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11
Q

Atspindzio kampo zym

A

B

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12
Q

Sviesos luzimas

A

Sviesos spindulio krypties pasikeitimas sviesai pereinant is vienos skaidriosios terpes i kita

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13
Q

Krintantysis spindulys

A

Pirmoje terpeje i dvieju terpiu riba krintatis spindulys

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14
Q

Kritimo kampas

A

Kampas tarp krintanciojo spindulio ir statmens terpiu ribai kritimo taske

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15
Q

Luzes spindulys

A

I antra terpe patekes spindulys

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16
Q

Luzio kampas

A

Kampas tarp luzusio spindulio ir statmens terpiu ribai luzimo taske

17
Q

Optinis tankis

A

Skaidriosios medziahos pasipriesinima sviesos sklidimui lemia optinis tankis

18
Q

Absoliutusis lizio rodiklis(formule)

A

N=sviesos greitis vakume(c)
Sviesos greitis terpeje(v)

19
Q

Sviesos visiskasis vidaus atspindys

A

Reiskinys kai sviesa pereidama is optiskai tankesnes terpes i retesne ne luszta o atspindi