Post Utme Uniosun 2018 Physics Question 28

Practice objective / multiple choice question 28 from the 2018 Post Utme Uniosun Physics examination.

Post Utme Uniosun 2018 Physics Objective / Multiple Choice
Question 28 POST_UTME_UNIOSUN • 2018 • PHYSICS • objective

A thin lens of focal length $f$ is placed in a beam of light. The lens is oriented such that the incident light is parallel to the principal axis. If the lens is then rotated by an angle $\theta$ about the principal axis, find the angle $\phi$ between the re\fracted light and the principal axis.

Answer Options

A. \frac{\pi}{6}
B. \frac{\pi}{4}
C. \frac{\pi}{3}
Correct Answer D. \frac{\pi}{2}
Correct Answer
D
Correct Option:
\frac{\pi}{2}

About This Question

This is Post Utme Uniosun 2018 Physics Question 28. It is one of the objective questions from the 2018 Post Utme Uniosun Physics examination.

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