Physics, asked by hungund8775, 1 year ago

The magnifying power of a telescope is 9. when it is adjusted for parallel rays, the distance between the object and eyepiece is 20cm. the focal length of lenses is

Answers

Answered by mannat659

2

answer comes out to be 2,18 cm

mannat659: dist between object and eye lens is f 0 +fe

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