Light Reflection and Refraction MCQ Questions for Class 10 Science Chapter 10 with Answers

NCERTCOURSE.COM- Find here the NCERT/CBSE chapter-wise Multiple Choice Questions from Class 10 Science book Chapter 10 Light Reflection and Refraction with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Light Reflection and Refraction. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

MCQ Questions for Class 10 Science Physics with Answers

Q1. If the power of a lens is – 2 D, what is its focal length?

(i) +50 cm
(ii) -100 cm
(iii) -50 cm
(iv) +100 cm

(iii) -50 cm

Q2. Magnification produced by a rear view mirror fitted in vehicles

(i) is less than one
(ii) is more than one
(iii) is equal to one
(iv) can be more than or less than one depending upon the position of the object in front of it.

(i) is less than one

Q3. Where should an object be placed in front of convex lens to get a real image of the size of the object?

(i) At the principal focus of the lens.
(ii) At twice the focal length
(iii) At infinity
(iv) Between the optical centre of the lens and its principal focus.

(ii) At twice the focal length

Q4. When object moves closer to a concave lens the image by it shift

(i) away from the lens on the same side of object
(ii) toward the lens
(iii) away from the lens on the other side of lens
(iv) first towards and then away from the lens

(ii) toward the lens

Q5. Focal length of a concave mirror is

(i) negative
(ii) positive
(iii) depends on the position of object
(iv) depends on the position of image

(i) negative

Q6. A 10 mm long awl pin is placed vertically in front of a concave mirror. A 5 mm long image of the awl pin is formed at 30 cm in front of the mirror. The focal length of this mirror is

(i) -30 cm
(ii) -20 cm
(iii) -40cm
(iv) -60 cm

(ii) -20 cm

Q7. The refractive index of water is 1.33. The speed of light in water will be

(i) 1.33 × 108 m/s
(ii) 3 × 108 m/s
(iii) 2.26 × 108 m/s
(iv) 2.66 × 108 m/s

(iii) 2.26 × 108 m/s

Q8. In torches, search lights and head lights of vehicles the bulb is placed

(i) Between pole and focus
(ii) Very near to the focus
(iii) Between focus and centre of curvature
(iv) At centre of curvature

(ii) Very near to the focus

Q9. The image formed by a convex lens can be

(i) virtual and magnified
(ii) virtual and diminished
(iii) virtual and of same size
(iv) virtual image is not formed

(i) virtual and magnified

Q10. Which of the following can make a parallel beam of light when light from a point source is incident on it?

(i) Concave mirror as well as convex lens
(ii) Convex mirror as well as concave lens
(iii) Two plane mirrors placed at 90° to each other
(iv) Concave mirror as well as concave lens

(i) Concave mirror as well as convex lens

Q11. If an incident ray passes through the focus, the reflected ray will

(i) pass through the pole
(ii) be parallel to the principal axis
(iii) retrace its path
(iv) pass through the centre of curvature

(ii) be parallel to the principal axis

Q12. For a real object, which of the following can produce a real image?

(i) Plane mirror
(ii) Concave mirror
(iii) Concave lens
(iv) Convex mirror

(ii) Concave mirror

Q13. Image formed by reflection from a plane mirror is

(i) real and inverted
(ii) virtual and erect
(iii) real and erect
(iv) virtual and inverted

(ii) virtual and erect

Q14. Convex lens is also known as

(i) converging lens
(ii) diverging lens
(iii) radial lens
(iv) axial lens

(i) converging lens

Q15. When the object is placed between f and 2f of a convex lens, the image formed is

(i) at f
(ii) at 2f
(iii) beyond 2f
(iv) between O and f

(iii) beyond 2f

Q16. An object at a distance of + 15 cm is slowly moved towards the pole of a convex mirror. The image will get

(i) shortened and real
(ii) enlarged and real
(iii) enlarge and virtual
(iv) diminished and virtual

(iv) diminished and virtual

Q17. If the image is formed in front of the mirror, then the image distance will be

(i) positive or negative depending on the size of the object
(ii) neither positive nor negative
(iii) positive
(iv) negative

(iv) negative

Q18. The deviation of light ray from its path when it travels from one transparent medium to another transparent medium is called

(i) reflection
(ii) refraction
(iii) dispersion
(iv) scattering

(ii) refraction

Q19. When light falls on a smooth polished surface, most of it

(i) is reflected in the same direction
(ii) is reflected in different directions
(iii) is scattered
(iv) is refracted into the second medium

(i) is reflected in the same direction

Q20. An object at a distance of 30 cm from a concave mirror gets its image at the same point. The focal length of the mirror is

(i) – 30 cm
(ii) 30 cm
(iii) – 15 cm
(iv) +15 cm

(iii) – 15 cm

Q21. The mirror having reflection surface curved outward

(i) plane mirror
(ii) concave mirror
(iii) convex mirror
(iv) cylindrical mirror

(iii) convex mirror

Q22. Image formed by reflection from a plane mirror is

(i) real and inverted
(ii) virtual and erect
(iii) real and erect
(iv) virtual and inverted

(ii) virtual and erect

Q23. A concave mirror of radius 30 cm is placed in water. It’s focal length in air and water differ by

(i) 15
(ii) 20
(iii) 30
(iv) 0

(iv) 0

Q24. In which of the following, the image of an object placed at infinity will be highly diminished and point sized?

(i) Concave mirror only
(ii) Convex mirror only
(iii) Convex lens only
(iv) Concave mirror, convex mirror, concave lens and convex lens

(iv) Concave mirror, convex mirror, concave lens and convex lens

Q25. The distance between the object and image will be

(i) 0.25 m
(ii) 1.0 m
(iii) 0.5 m
(iv) 0.125 m

(iii) 0.5 m

Q26. The angle of incidence for a ray of light having zero reflection angle is

(i) 0
(ii) 30°
(iii) 45°
(iv) 90°

(i) 0

Q27. You are given water, mustard oil, glycerine and kerosene. In which of these media a ray of light incident obliquely at same angle would bend the most?

(i) Kerosene
(ii) Water
(iii) Mustard oil
(iv) Glycerine

(iv) Glycerine

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