Class 10 Light Reflection and Refraction MCQ Quiz Set 1

MCQ Quiz – 1 MCQ Quiz – 2 Important Questions Notes Previous Years Questions

Light Reflection and Refraction Quiz – 1

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1. Focal length of plane mirror is

 
 
 
 

2. An object is placed at 100 mm in front of a concave mirror which produces an upright image (erect image). The radius of curvature of the mirror is:

 
 
 
 

3. Convex lens forms a real, point sized image at focus, the object is placed

 
 
 
 

4. A concave mirror produces a magnification of +4. The object is placed:

 
 
 
 

5. A student conducts an experiment using a convex lens. He places the object at a distance of 60 cm in front of the lens and observes that the image is formed at a distance of 30 cm behind the lens. What is the power of the lens?

 
 
 
 

6. A ray of light passes from a medium X to another medium Y. No refraction of light occurs if the ray of light hits the boundary of medium Y at an angle of:

 
 
 
 

7. A lens of focal length 12 cm forms an erect image, three times the size of the object. The distance between the object and image is:

 
 
 
 

8. When a plane mirror is rotated through a certain angle, the reflected ray turns through twice as much and the size of the image:

 
 
 
 

9. An object is placed 20 cm in front of a plane mirror. The mirror is moved 2 cm towards the object. The distance between the positions of the original and final images seen in the mirror is:

 
 
 
 

10. Which of the following can make a parallel beam of light when light from a point source is incident on it?

 
 
 
 

11. A beam of light incident on a plane mirror forms a real image on reflection. The incident beam is:

 
 
 
 

12. A child is standing in front of a magic mirror. She finds the image of her head bigger, the middle portion of her body of the same size and that of the legs smaller. The following is the order of combinations for the magic mirror from the top.

 
 
 
 

13. In optics an object which has higher refractive index is called

 
 
 
 

14. Size of image of an object produced on a screen is about 36 cm using a convex lens. The image produced is about 3 times the size of the object. What is the size of the object?

 
 
 
 

15. Which statement is true for the reflection of light?

 
 
 
 

 

MCQ Quiz – 2
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