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In the figure shown here, what is the equivalent focal length of the combination of lenses (Assume t
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NEET 2023 physics Question Solution
In the figure shown here, what is the equivalent focal length of the combination of lenses (Assume that all layers are thin)?
(1) -40 cm.
(2) -100 cm
(3) -50 cm
(4) 40 cm
In the figure shown here, what is the equivalent focal length of the combination of lenses (Assume that all layers are thin)?
(1) -40 cm.
(2) -100 cm
(3) -50 cm
(4) 40 cm