Mathematics · Optics Formulae
संपर्क में रखे गए +2.5 D और -2.0 D क्षमता वाले दो पतले लेंसों के संयोजन की कुल फोकस दूरी क्या होगी?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1-2.0 m
- 2+2.0 m✓
- 3-0.5 m
- 4+0.5 m
सही उत्तर देखें
+2.0 m
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