Physics
Physics, 14.04.2021 17:50, IsabellaGracie

three lenses having power 2, 2.5 & 1.7 are kept touching in a row. what is the total power of the lens combination¿?​

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three lenses having power 2, 2.5 & 1.7 are kept touching in a row. what is the total power of th...

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