Post Utme Ui 2018 Physics Question 18

Practice objective / multiple choice question 18 from the 2018 Post Utme Ui Physics examination.

Post Utme Ui 2018 Physics Objective / Multiple Choice
Question 18 POST_UTME_UI • 2018 • PHYSICS • objective

A ray of light passes from air into a glass of re\fractive index $n$. If the angle of incidence is $\theta_i$ and the angle of re\fraction is $\theta_r$, what is the relationship between $\theta_i$ and $\theta_r$?

Answer Options

Correct Answer A. \frac{\sin \theta_i}{\sin \theta_r} = n
B. \frac{\sin \theta_r}{\sin \theta_i} = n
C. \frac{\cos \theta_i}{\cos \theta_r} = n
D. \frac{\cos \theta_r}{\cos \theta_i} = n
Correct Answer
A
Correct Option:
\frac{\sin \theta_i}{\sin \theta_r} = n

About This Question

This is Post Utme Ui 2018 Physics Question 18. It is one of the objective questions from the 2018 Post Utme Ui Physics examination.

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