Physics · Oct / Nov 2016 · Paper 11 · Question 23
The angle of incidence of ray OP on the plane mirror MN is 40°. The mirror is rotated through 10°, as shown by the dashed line. The direction of the incident ray OP does not change. What is the new angle of incidence?
- A30°
- B40°
- C50°
- D60°
As printed in the paper
Show the answer
Correct answer: C. 50°
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.