How long is the telescope with the greatest magnification

Reference no: EM13985173

An amateur astronomer wants to build a small refracting telescope. The only lenses available to her have focal lengths of: 5.00 cm, 10.0 cm, 20.0 cm, and 30.0 cm.

a. What is the greatest magnification that can be obtain using two of these lenses?

b. How long is the telescope with the greatest magnification?

Reference no: EM13985173

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