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iii. Three lenses having power 2, 2.5and 1.7 D are kept touching in a rowWhat is the total power of the lenscombination?(Ans : 6.2 D) |
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Answer» Given-. P1=2D,P2=2.5D ,P3=1.7D To find- P Solution- total power of the lens combination, P=P1+P2+P3 =2+2.5+1.7 =6.2D Like my answer if you find it useful! |
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