Saved Bookmarks
| 1. |
An equal-biconvex lens (μ=1.5) of focal length 20 cm is cut into two parts and placed in contact as shown in the figure. A liquid of refractive index 1.3 is filled between the two parts of lens. The equivalent focal length of the combination is |
|
Answer» An equal-biconvex lens (μ=1.5) of focal length 20 cm is cut into two parts and placed in contact as shown in the figure. A liquid of refractive index 1.3 is filled between the two parts of lens. The equivalent focal length of the combination is |
|