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power 4dClick here 👆 to get an answer to your question ️ An object is placed at a distance of 10cm from a lens of power 4D.find the position and nature of the image f…Optical power is also referred to as dioptric power, convergence power, refractive power, or refractive power. It is equal to P = 1 f. Dioptre Formula . The Dioptre formula is used to