Author Question: In a Young's double-slit interference apparatus, the distance from the slits to the screen is ... (Read 111 times)

meagbuch · **on:** Jul 28, 2018

In a Young's double-slit interference apparatus, the distance from the slits to the screen is tripled. The distance between adjacent light and dark fringes changes by a factor of:
a. 1/3.
c. 3.
b. 1.
d. 1/9.

Question 2

In a Young's double-slit interference apparatus, by what factor is the distance between adjacent light and dark fringes changed when the separation between slits is tripled?
a. 1/9
c. 3
b. 1
d. 1/3