Saved Bookmarks
| 1. |
Q.8 A lens of power +2D and lens of power -1D are placed in close contact witheach other. The combination will behave like(i) A convergent lens of focal length 50 cm (ii)A convergent lens of focal length 100 cm(iii)A convergent lens of focal length 150 cm (iv) A divergent lens of focal length 100 cm |
|
Answer» Given p= f 1
, ⟹f= p 1
p=2D ∴f= 2 1
m=50cm Explanation: Hence option A is the correct one..... HOPE you like... |
|