Answer:

Explanation:
We are given that



We have to find the angle of refraction.
By Snell's law

Substitute the values




Hence, the angle mad by refracted ray in to the glass with normal=
F - False.
Its greatest kinetic energy is at the point of release.
It has the least kinetic energy, zero, at its highest point in its path.
Answer:
The darts hit very different areas of the board.
Explanation:
I think you forgot to give the options along with the question. I am answering the question based on my knowledge and research. "<span>The charge can be located anywhere, since flux does not depend on the position of the charge as long as it is inside the sphere" gives the answer to the question. I hope that this answer has come to your help.</span>