Post Utme Al Hikmah University 2022 Physics Question 31

Practice objective / multiple choice question 31 from the 2022 Post Utme Al Hikmah University Physics examination.

Post Utme Al Hikmah University 2022 Physics Objective / Multiple Choice
Question 31 POST_UTME_AL-HIKMAH_UNIVERSITY • 2022 • PHYSICS • objective
Post Utme Al Hikmah University 2022 Physics Question 31 diagram

A light ray passes from air into a glass slab of re\fractive index $n$. If the angle of incidence is $30^\circ$, determine the angle of re\fraction.

Answer Options

Correct Answer A. θ_r = 20^\circ
B. θ_r = 30^\circ
C. θ_r = 40^\circ
D. θ_r = 50^\circ
Correct Answer
A
Correct Option:
θ_r = 20^\circ

About This Question

This is Post Utme Al Hikmah University 2022 Physics Question 31. It is one of the objective questions from the 2022 Post Utme Al Hikmah University Physics examination.

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