Question

Young’s double slit experiment is set up in a liquid. The 10th bright fringe in the liquid lies where the 6th dark fringe lies in vacuum. The refractive index of the liquid is approximately 1) 1.8 2) 1.54 3) 1.67 4) 1.2

Answer 1

Answer:

Explanation:

10β/n = (2x 6 -1)β/2

10β/n =11β

n = 20/11 = 1.8