Physics, asked by sherlwargb, 9 months ago

A concave mirror and a converging lens (glass
with u = 1.5) both have a focal length of 3 cm
when in air. When they are in water of refractive index
3/4 their new focal lengths are
a) flens = 12 cm. f Mirror = 3cm
(b) flens = 3 cm. Mirror = 12cm
(c) fLens 3 cm. Mirror = 3cm
(d) flens 12 cm. Mirror = 12cm
4
2 = 3x4
* 3
3

Answers

Answered by Legend42

Answer:

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flens = 12 cm. f Mirror = 3cm

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Answered by zainbale7

Answer:

please mark me as the brainliest

Explanation:

fLens=12cm,fMirror=3cm

fLens=3cm,fMirror=12cm

fLens=3cm,fMirror=3cm

fLens=12cm,fMirror=12cm

Answer :

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