Question

Find the tension in the string which connected the
blocks as shown in the following figure :-
​

Answer 1

Answer:

White light is made up of seven bands of colors each having different wavelengths. Upon passing through a medium, each of the colors travels at different speeds and hence has different angles of refraction leading to the splitting of the light i.e. dispersion.

Answer 2

Answer:

2n is the answer.

hope it helps