If f_combined = 45.0 cm and f_glass = 30.0 cm, what is the focal length of the liquid layer (f_liquid)? - OPTICS Quiz | GKFix.in

Content protected from screenshots

Question

If f_combined = 45.0 cm and f_glass = 30.0 cm, what is the focal length of the liquid layer (f_liquid)?

A. 90.0 cm
B. 45.0 cm
C. 30.0 cm
D. -90.0 cm

Related Questions