A telescope consists of an objective of focal length 150 cm and an eyepiece of focal length 6·0 cm. If the final image is formed at infinity, then calculate : (I) the length of the tube in this adjustment, and (II) the magnification produced.

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TextSimple Microscope and Its Magnifying PowerCompound Microscope and Its Magnifying PowerAstronomical Telescope (Refracting Type) and Its Magnifying PowerCBSE PYQ

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