CBSE Class 8 Science Light Mirrors and Lenses (Class 8 NCERT New) Quiz 2

1. Convex Mirrors produce...

A virtual only B real image only C virtual and real D inverted

2. in a concave mirror, an incident ray that is parallel to the principal axis...

A will reflect parallel to the principal axis B will reflect through the focal point C will reflect through the center of curvature D will continue along the same path through the lens.

3. A real image...

A is produced by virtual rays and can be projected on a screen B is produced by real rays and cannot be projected on a screen C is produced by virtual images and cannot be projected on a screen D is produced by real rays and can be projected on a screen real image.

4. Plane mirrors always produce ______

A real images B virtual image C blurred image D horizontal image

5. What does the "Law of Reflection" state?

A The angle the incident ray makes with a line drawn perpendicular to the surface of the mirror. B Shows how rays change direction when they strike mirrors and pass through lenses. C The angle of incidence is equal to the angle of reflection. D None of the above

6. Concave mirrors will produce _____ image

A Real and erect B Virtual, inverted C Real, inverted D no images form

7. What does the word "converging" mean?

A to separate B parallel C to come together D perpendicular

8. If the angle of incidence is 60 degrees from the normal line, what is the angle of reflection and the total angle between the incident and reflected ray?

A Angle of reflection = 30total angle = 90 B Angle of reflection = 30total angle = 120 C Angle of reflection = 60total angle = 90 D Angle of reflection = 60total angle = 120

9. A light ray that bounces off of the mirror is known as

A Incident ray B Reflected ray C Normal line D Source ray

10. Seeing your face in a mirror is an example of ....

A Refraction B Fiber Optics C Reflection D Absorption