Question

While performing the experiment on tracing the path of a ray of light through a rectangular glass slab, in which of the following experimental set-ups is a student likely to get best results? P₁ and P₂ are the positions of pins fixed by him.

(A) I

(B) II

(C) III

(D) IV

Answer 1

The student will get best results when he places the pins as placed in figure III.

The Correct Answer is C