Imagine you have two converging lenses. Lens A has a focal length of 12.5 cm. Lens...

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Physics

Imagine you have two converging lenses. Lens A has a focallength of 12.5 cm. Lens B has a focal length of 50.0 cm. Thediameter of each lens is 6.50 cm. Assume a near point of 25.0cm.

a)     How could you make a microscope with4x magnification using these lenses?

b)     How could you make a telescope with4x magnification using these lenses?

c)     Which of these is more practical?Why?

Answer & Explanation Solved by verified expert
3.6 Ratings (534 Votes)
a Let Focal length of lens A be fa 125 cmFocal length of lens B be fb 500 cmTube lenght of microscope s s is also approximate distancebetween two lensesFor microscope we choose fa to be objective    See Answer
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