An object is placed at the following distances from a convex lens of focal length 20 cm. Now match the following.
| Object distance |
Nature of the image |
| 1) 60 cm |
a) real and same size of the object |
| 2) 40 cm |
b) real and magnified image |
| 3) 30 cm |
c) virtual and magnified image |
| 4) 10 cm |
d) real and diminished |
A) 1 → a, 2 → b, 3 → c, 4 → d
B) 1 → d, 2 → c, 3 → b, 4 → a
C) 1 → b, 2 → a, 3 → b, 4 → c
D) 1 → d, 2 → a, 3 → b, 4 → c
