The refractive index of the ice is _____?

برف کا اضطراب انگیز اشاریہ _____ ہے؟

1.33

1.31

3.31

None of these

The refractive index of ice is approximately 1.31, which is slightly less than that of water (1.33).

This means light travels a bit faster in ice than in liquid water.