Physics
Physics, 03.06.2021 20:20, pampam49

o sursa luminoasa punctiforma se afla pe axul optic al unei lentile cu distanta focala f=3cm la distanta x1=4cm de centrul optic alacesteia . De cealalta parte, la d=3cm, se afla o lentila identica cu prima. Cele doua lentile au acelasi ax optic. Unde se va forma imaginea sursei de lumina?

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o sursa luminoasa punctiforma se afla pe axul optic al unei lentile cu distanta focala f=3cm la dist...

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