Physics, asked by addugalasriram, 8 months ago

Three lenses in contact have a combined focal length of 12 cm. When the third lens is removed, the combined
focal length is
60
7
cm. The third lens is
(1) A converging lens of focal length 30 cm
(2) A converging lens of focal length 60 cm
(3) A diverging lens of focal length 30 cm
(4) A diverging lens of focal length 60 cm

Answers

Answered by pratik1332
4

Answer:

(3) A diverging lens of focal length 30 cm

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