Post Utme Lasu 2020 Physics Question 21

Practice objective / multiple choice question 21 from the 2020 Post Utme Lasu Physics examination.

Post Utme Lasu 2020 Physics Objective / Multiple Choice
Question 21 POST_UTME_LASU • 2020 • PHYSICS • objective

A beam of light of wavelength 500 nm is incident on a glass plate of re\fractive index 1.5. If the angle of incidence is 30°, what is the angle of re\fraction?

Answer Options

Correct Answer A. 20°
B. 30°
C. 40°
D. 50°
Correct Answer
A
Correct Option:
20°

About This Question

This is Post Utme Lasu 2020 Physics Question 21. It is one of the objective questions from the 2020 Post Utme Lasu Physics examination.

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