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Physics - Geometrical Optics Question with Solution | TestHub

PhysicsGeometrical OpticsOptical instrumentsMedium2 minQB

PhysicsMediumsingle choice

An astronomical telescope has an angular magnification of 10. The length of the barrel is 33 cm. What are the focal lengths of the objective and the eyepiece, in that order respectively, from the choices listed?

Options:

Answer:

Solution:

$f_{o} / f_{e} = 10$ and $f_{o} + f_{e} = 33 cm$ . $f_{e} = 3 cm, f_{o} = 30 cm$ .

Stream:JEESubject:PhysicsTopic:Geometrical OpticsSubtopic:Optical instruments

⏱ 2mℹ️ Source: QB

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