Question
Physics Question on Wave optics
A calcite crystal is placed over a dot on a paper sheet and the crystal is rotated. On viewing through the calcite one sees
A
a single stationary dot
B
two stationary dots
C
two dots rotating about one another
D
one dot rotating about the other stationary dot, sometimes coinciding with it.
Answer
one dot rotating about the other stationary dot, sometimes coinciding with it.
Explanation
Solution
Answer (d) one dot rotating about the other stationary dot, sometimes coinciding with it.