Waec Model Questions Vol1 2023 Physics Question 18

Practice objective / multiple choice question 18 from the 2023 Waec Model Questions Vol1 Physics examination.

Waec Model Questions Vol1 2023 Physics Objective / Multiple Choice Medium Difficulty
Question 18 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • PHYSICS • objective

A light ray strikes a plane mirror at an angle of 45 degrees to the normal. Calculate the angle of reflection. If the mirror is rotated by 30 degrees about its axis, what will be the new angle of reflection?

Answer Options

A. 45 degrees initially; 90 degrees after rotation.
B. 30 degrees initially; 60 degrees after rotation.
Correct Answer C. 45 degrees initially; 75 degrees after rotation.
D. 60 degrees initially; 90 degrees after rotation.
Correct Answer
C
Correct Option:
45 degrees initially; 75 degrees after rotation.

About This Question

This is Waec Model Questions Vol1 2023 Physics Question 18. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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