Question

Q4 d ) pls ans fast and give reason and ans in proper form

I will mark it as brainliest

Answer 1

Answer:

Explanation:

The two advantages are:

1.No light energy is lost in prism during the transmission of light.

2.Intensity of brightness of image does not decrease in prism due to total internal reflection.

Answer 2

Answer:

hey watch the above pic for ur answer of the question.