ifos • paper_1 • waves_oscillationsifos-2018-subject-02-002
Dispersive power — UPSC IFoS 2018 Physics PYQ
Buy PYQ Solution Manual →Calculate the focal lengths of the components of an achromatic telescope objective having a power of +3\cdot 333 diopter, made from crown glass and flint glass, whose dispersive powers are 0\cdot 012 and 0\cdot 02 respectively.
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