A lens of power is placed in contact with a lens of power . The combination will behave like |
|
a) |
A divergent lens of focal length |
b) |
A convergent lens of focal length 50 |
c) |
A convergent lens of focal length 100 |
d) |
A divergent lens of focal length 100 |
A lens of power is placed in contact with a lens of power . The combination will behave like |
|
a) |
A divergent lens of focal length |
b) |
A convergent lens of focal length 50 |
c) |
A convergent lens of focal length 100 |
d) |
A divergent lens of focal length 100 |