Question

Question:-

In a compound microscope focal length of objectives lens is 1.2cm & focal length of eye piece is 3.0 cm when objects is kept at 1.25 cm infront of objective , final image is formed at ∞ . Magnifying power is ​

Answer 1

Answer:

P = 1 / focal length

Explanation:

P = 1/1.2 = 0.84 diopter.

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Answer 2

$\huge\fbox{\dag Answer \dag}$

In a compound microscope the focal length of objective lens is 1.2 cm and focal length of eye piece is 3.0 cm. When object is kept at 1.25 cm in from of objective, final image is formed at infinity. Magnifying power of the compound microscope should be :-$\huge{200}$