Physics, asked by kkkp8132, 23 days ago

किसी 20 सेमी. फोकस दूरी के उत्तल लेंस के सम्पर्क में रखे 25 सेमी. फोकस दूरी केअवतल लेंस के संयोजन से बने संयुक्त लेंस की फोकस दूरी क्या है? क्या यह संयोजनअभिसारी लेंस है, अथवा अपसारी?

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Answered by gursimrandeepkaurbat

0

Answer:

sorry I can't know answer sorry

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