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Recent questions tagged telegram-56888
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(chatquestion)...8:25 0 1 of 2 e (3) 0.484 147. Two thin convex lenses of focal length 20 cm a 5 cm are placed 10 cm apart. The power of combination of lenses is glass figure. per of (2) 15 D (1) 10 D (3) 20 D 148. The refractive index of the material of a equilat (4) 25 D varonika 14.02.20 at 6:52 PM
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telegram-56888
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Feb 14, 2020
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balaji.thirumalai
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