Question: Microscope objective A is labeled 15 and objective B is labeled 25 . (a) Which objective has the longer focal length? Explain. If the

Microscope objective A is labeled 15 × and objective B is labeled 25 ×.
(a) Which objective has the longer focal length? Explain. If the image formed by the objective is designed to be 16.3 cm from the lens, calculate the focal length of the
(b) 15 ×
(c) 25 × objectives.

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