8 In a Newton s ring experiment setup the diameter of the

Last updated: 6/7/2023

8 In a Newton s ring experiment setup the diameter of the third ring has been found to be 0 2 cm and th of the twentieth ring 0 7 cm The radius of curvature of the Plano convex lens is 90 cm the wavelength o b 7 25X105 cm c 7 35X105 cm d 7 45X105 cm the light used is a 7 15X105 cm