Reflection of Light
Physics ⇒ Light and Optics
Reflection of Light starts at 7 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Reflection of Light.
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See sample questions for grade 7
A periscope uses two plane mirrors. What is the main purpose of using mirrors in a periscope?
A ray of light hits a mirror at an angle of 45° to the normal. What will be the angle between the incident ray and the reflected ray?
A student shines a torch at a mirror at an angle of 20° to the normal. At what angle will the light reflect?
Describe the difference between regular and diffuse reflection.
Describe what happens to light when it strikes a rough surface.
Explain why the image in a plane mirror is called virtual.
Explain why you can see yourself in a mirror but not on a wall.
Explain why you cannot see your reflection clearly in a piece of paper.
If a ray of light strikes a mirror at an angle of 30° to the normal, what is the angle of reflection?
If the angle between the incident ray and the mirror is 60°, what is the angle of incidence?
If you stand 2 meters in front of a plane mirror, how far away does your image appear to be from you?
What is lateral inversion?
What is the bouncing back of light when it hits a surface called?
What is the name of the ray that bounces off a reflective surface?
What type of reflection occurs on a rough surface?
What type of reflection occurs on a smooth, shiny surface?
Which law states that the incident ray, the reflected ray, and the normal all lie in the same plane?
