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December 22, 2014

Posts by justiin


Total # Posts: 1

physics
For convex and concave lens and for concave and convex mirror the formula is 1/ di + 1/do = 1/f m = hi/ho = - di /do Note that different conventions are in practice . Accordingly the formula will change . For the above formula the following sign conventions are used. • f ...
December 12, 2012

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