Recent content by ns225

wow, i feel kinda foolish. I'm usually much better at being thorough with looking for something online. sorry but again, thank you for your help. I'm glad that i understand it now, thanks.

Thank you, I got the correct answer by using the equation above. However, I do not know where the equation above came from. I would like to know why the equation above works. Could you tell me how you came up with the equation please? In class we did not cover the radius of the spherical...

I am not sure that I can do that, the problem posted above is all the information I am given. I do not know the wavelength. (also, what does the R represent?) Is there something I missed? thank you

Hello, I'm a bit stumped on a problem and wondered if anyone knew how to approach this problem: When a Newton's ring apparatus, ( Fig. 24-30(see attached) ) is immersed in a liquid, the diameter of the eighth dark ring decreases from 2.99 cm to 2.49 cm. What is the refractive index of the...