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ID number:710555
 
Author:
Evaluation:
Published: 07.12.2004.
Language: Latvian
Level: Secondary school
Literature: n/a
References: Not used
Extract

Darba uzdevums: noteikt savācējlēcas fokusa attālumu, optisko stiprumu un palielinājumu pie dažādiem objekta attālumiem līdz lēcai, ar to pierādot, ka fokusa attālums un optiskais stiprums ir nemainīgi un ka palielinājums Γ, atkarībā no priekšmeta attāluma līdz lēcai, var būt 1, <1 vai >1, un izdarīt secinājumus.
Paskaidrojums. Izmantojot formulas F=df/(d+f), D=1/F, Γ=f/d un zīmējumu I var aprēķināt visus vajadzīgos lielumus.…

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