Waec Model Questions Vol1 2018 Physics Question 32

Practice objective / multiple choice question 32 from the 2018 Waec Model Questions Vol1 Physics examination.

Waec Model Questions Vol1 2018 Physics Objective / Multiple Choice Medium Difficulty
Question 32 WAEC_MODEL_QUESTIONS_VOL1 • 2018 • PHYSICS • objective

A beam of light passes from air into a glass medium with a refractive index of 1.5. If the angle of incidence in air is 30 degrees, calculate the angle of refraction in the glass. Also, determine the speed of light in the glass if the speed of light in air is approximately 3 x 10^8 m/s.

Answer Options

A. 15.00 degrees, 3.5 x 10^8 m/s
B. 25.00 degrees, 1.5 x 10^8 m/s
C. 30.00 degrees, 1 x 10^8 m/s
Correct Answer D. 19.47 degrees, 2 x 10^8 m/s
Correct Answer
D
Correct Option:
19.47 degrees, 2 x 10^8 m/s

About This Question

This is Waec Model Questions Vol1 2018 Physics Question 32. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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