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Chemistry, 03.11.2019 21:31 mitetwojr

17.observe the given figure carefully-
the given figures show the path of light through lenses of two different types, represented by rectangular boxes a and b.
what is the nature of lenses a and b?

17.observe the given figure carefully- the given figures show the path of light through lenses

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17.observe the given figure carefully-
the given figures show the path of light through lenses...

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