Question

How can the effect of chromatic aberration be reduced?

A) by using multiple lenses
B) by reducing the focal length
C) by using a larger objective lens
D) by making the telescope larger

Answer 1

the answer to the question:
How can the effect of chromatic aberration be reduced?
A) by using multiple lenses
B) by reducing the focal length
C) by using a larger objective lens
D) by making the telescope larger

is:
B) by reducing the focal length

Answer 2

A - by using multiple lenses

Other ways to reduce chromatic abberration is by increasing the focal length, changing the color image to black and white, using an achromatic lens etc

Step-by-step explanation: