Universe Size Comparison 3D | Star Size Comparison -Mrr Aashu #shorts

In comparison to the parent atom, the size of the

if the universe were shrunk to the size, of earth, how large would the earth be on this scale?

A beam of diameter 'd' is incident on a glass hemisphere as shown. If the radius of curvature of the hemisphere is very large in comparison to d, then the diameter of the beam at the base of the hemisphere will be

A beam of diameter 'd' is incident on a glass hemisphere as shown. If the radius of curvature of the hemisphere is very large in comparison to d, then the diameter of the beam at the base of the hemisphere will be :