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| 1. |
Four lenses of focal length \pm15 cm and \pm150 cm are available for making a telescope. To produce the largest magnification, the focal length of the eyepiece should be 1)+15 cm 2)+50 cm 3)-150 cm 4-15 cm |
| Answer» Four lenses of focal length \pm15 cm and \pm150 cm are available for making a telescope. To produce the largest magnification, the focal length of the eyepiece should be 1)+15 cm 2)+50 cm 3)-150 cm 4-15 cm | |