define 1dioptre........?????
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1 dioptre is the SI unit of power of lense
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Nisar7861:
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Here's One More Answer Frnd -->
==>> The unit of power of lens is 'dioptre'.
--One 'dioptre' is the power of lens whose focal length is one metre.
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==>> The unit of power of lens is 'dioptre'.
--One 'dioptre' is the power of lens whose focal length is one metre.
HOPE IT HELPS YOU
☺
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