PHYS 2092
Lab 6: Refraction and Reflection – Geometric
Optics ANSWER SHEET
Student Name: _____________________________________________
Data Analysis
Data Table 6.1
Two Known
Media
Incident 𝜃1 = 25𝑜
Predicted 𝜃𝑟 :
Predicted 𝜃2 :
Experimental 𝜃𝑟 :
Experimental 𝜃2
% difference:
% difference:
Unknown Medium
Incident 𝜃1 = 35𝑜
𝑛2 = 1.500
𝜃2 :
𝑛1 :
Critical angle
𝑛1 :
Predicted 𝜃𝑐 :
𝑛2 :
Experimental 𝜃𝑐
% difference:
Insert relevant Data Analysis work and screenshots.
Conclusions
From your observations, does light refract towards the normal or away from the normal when it
travels from one medium into another medium with a higher index of refraction?
If you are not sure, you can set up an experiment to answer that question.