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a convex lens of power 4d is placed at a distance of 40cm

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a convex lens of power 4d is placed at a distance of 40cm

power 4dThe power of a lens is +4D. Find the focal length of this lens. An object is placed at a distance of 50 cm from the optical centre of this lens. State the natureVIP POWER 4D MKTHE > · Join group. About this group. AKI AKI SCAMER TAK BOLEH COPY CARTA & NOS ORANG LAIN.

IDR 10.000
IDR 100.000 Disc -90%
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