Welcome to our comprehensive
guide designed to boost your preparation for the Haryana Teacher Eligibility
Test (HTET) 2023. In this blog post, we delve into the fascinating realm of
reflection, an integral concept in the field of optics and physics. Reflection
not only plays a significant role in our daily lives but also holds a crucial
place in the HTET syllabus. Whether you're a dedicated aspirant striving for
excellence or simply seeking to deepen your understanding of the science behind
mirrors and reflective surfaces, you're in the right place.
To help you excel in HTET 2023,
we've meticulously crafted a series of Multiple-Choice Questions (MCQs) that
cover the essential principles and applications of reflection. These questions
are designed to not only test your knowledge but also provide valuable insights
into the topic, making your preparation both effective and enjoyable. Before we
dive into the world of MCQs, don't forget to subscribe to our blog for regular
updates on exam-related content and study resources.
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1. What is the law of reflection?
A) Light travels in straight lines.
B) The angle of incidence is equal to the angle of reflection.
C) Light always refracts when it hits a surface.
D) The angle of incidence is twice the angle of reflection.
2. When a light ray passes from air into water, what happens to its speed and wavelength?
A) The speed increases, and the wavelength decreases.
B) The speed increases, and the wavelength remains the same.
C) The speed decreases, and the wavelength decreases.
D) The speed decreases, and the wavelength remains the same.
3. Which of the following surfaces will produce a diffuse reflection?
A) Smooth glass mirror
B) Polished metal surface
C) Rough paper surface
D) Transparent plastic sheet
4. What type of mirror is commonly used in a rearview car mirror?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
5. In a concave mirror, where is the focus (F) located concerning the mirror's surface?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At the center of the mirror
6. When an object is placed between the focal point (F) and the center of curvature (C) of a concave mirror, what type of image is formed?
A) Real and inverted
B) Real and upright
C) Virtual and inverted
D) Virtual and upright
7. In which type of mirror does an object always appear larger than its actual size?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
8. What happens to the angle of reflection when a light ray is incident on a plane mirror?
A) It decreases.
B) It remains the same as the angle of incidence.
C) It increases.
D) It becomes 90 degrees.
9. When a light ray passes from a denser medium to a rarer medium, what happens to its speed and angle of refraction?
A) The speed increases, and the angle of refraction increases.
B) The speed decreases, and the angle of refraction increases.
C) The speed increases, and the angle of refraction decreases.
D) The speed decreases, and the angle of refraction decreases.
10. Which phenomenon is responsible for the formation of a rainbow when sunlight is refracted and reflected inside raindrops?
A) Dispersion
B) Reflection
C) Diffraction
D) Total internal reflection
11. What is the angle of incidence for a light ray that strikes a surface at 45 degrees and reflects off at the same angle?
A) 0 degrees
B) 30 degrees
C) 45 degrees
D) 90 degrees
12. Which of the following statements about the image formed in a plane mirror is true?
A) The image is always real and inverted.
B) The image is always virtual and erect.
C) The image is always larger than the object.
D) The image is always closer to the mirror than the object.
13. When a light ray passes from a rarer medium into a denser medium, what happens to its speed and angle of refraction?
A) The speed increases, and the angle of refraction increases.
B) The speed decreases, and the angle of refraction increases.
C) The speed increases, and the angle of refraction decreases.
D) The speed decreases, and the angle of refraction decreases.
14. What type of reflection occurs when light bounces off a smooth, polished surface, like a glass mirror?
A) Regular reflection
B) Diffuse reflection
C) Irregular reflection
D) Retrograde reflection
15. Which type of mirror can form both real and virtual images, depending on the object's position?
A) Plane mirror
B) Convex mirror
C) Concave mirror
D) Spherical mirror
16. If the angle of incidence is 30 degrees, what will be the angle of reflection according to the law of reflection?
A) 30 degrees
B) 60 degrees
C) 90 degrees
D) 120 degrees
17. In a convex mirror, where is the focal point (F) located concerning the mirror's surface?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At the center of curvature (C)
18. Which type of mirror can be used to produce an erect, virtual image that is smaller than the object?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
19. When parallel light rays are incident on a convex lens, what type of image is formed?
A) Real and inverted
B) Real and upright
C) Virtual and inverted
D) Virtual and upright
20. In a concave mirror, what type of image is formed when the object is located at the center of curvature (C)?
A) Real and inverted
B) Real and upright
C) Virtual and inverted
D) Virtual and upright
21. What is the angle of reflection for a light ray that strikes a mirror surface at an angle of 30 degrees with respect to the normal line?
A) 15 degrees
B) 30 degrees
C) 45 degrees
D) 60 degrees
22. When an object is placed at the focal point (F) of a concave mirror, what type of image is formed?
A) Real and inverted
B) Real and upright
C) Virtual and inverted
D) Virtual and upright
23. Which type of mirror is often used in makeup mirrors to provide a larger, upright image?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
24. What is the angle of incidence when a light ray reflects off a surface at an angle of 60 degrees to the normal line?
A) 15 degrees
B) 30 degrees
C) 45 degrees
D) 60 degrees
25. In a concave mirror, where is the focus (F) located concerning the center of curvature (C)?
A) At the center of curvature (C)
B) In front of the center of curvature (C)
C) Behind the center of curvature (C)
D) On the mirror's surface
26. When light reflects off a rough surface, what type of reflection occurs?
A) Regular reflection
B) Diffuse reflection
C) Irregular reflection
D) Retrograde reflection
27. In a convex mirror, where is the focal point (F) located concerning the mirror's surface?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At the center of curvature (C)
28. Which type of mirror can only produce virtual and diminished images?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
29. What is the angle of incidence for a light ray that strikes a plane mirror at an angle of 20 degrees with respect to the mirror's surface?
A) 20 degrees
B) 40 degrees
C) 60 degrees
D) 90 degrees
30. In a plane mirror, what type of image is formed when the object is placed 10 cm in front of the mirror?
A) Real and upright
B) Real and inverted
C) Virtual and upright
D) Virtual and inverted
31. What is the phenomenon where light changes direction as it passes from one medium into another, resulting in a change in speed?
A) Refraction
B) Reflection
C) Dispersion
D) Diffraction
32. Which type of mirror is often used in security installations, such as in ATMs, to provide a wider field of view?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
33. When light strikes a mirror, which property remains unchanged?
A) Speed
B) Wavelength
C) Frequency
D) Intensity
34. In a convex mirror, where is the image of an object located?
A) Behind the mirror
B) In front of the mirror
C) On the mirror's surface
D) At the center of curvature
35. When light reflects off a smooth and polished surface, which type of reflection occurs?
A) Regular reflection
B) Diffuse reflection
C) Multiple reflection
D) Total internal reflection
36. What is the angle of incidence for a light ray that strikes a mirror at an angle of 20 degrees with respect to the mirror's surface?
A) 20 degrees
B) 40 degrees
C) 60 degrees
D) 90 degrees
37. When an object is placed between the focal point (F) and the mirror's surface in a concave mirror, what type of image is formed?
A) Real and inverted
B) Real and upright
C) Virtual and inverted
D) Virtual and upright
38. In a plane mirror, how does the distance between the object and its image compare?
A) The distance between them is equal.
B) The image is farther from the mirror.
C) The image is closer to the mirror.
D) It depends on the mirror's size.
39. What type of mirror is commonly used in headlights of vehicles to spread the beam of light?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
40. When a light ray passes from a denser medium to a rarer medium, what happens to its speed and angle of refraction?
A) The speed increases, and the angle of refraction increases.
B) The speed decreases, and the angle of refraction increases.
C) The speed increases, and the angle of refraction decreases.
D) The speed decreases, and the angle of refraction decreases.
41. When light rays parallel to the principal axis of a concave mirror converge after reflection, what type of mirror is it?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
42. In a plane mirror, if an object is placed 20 cm in front of the mirror, how far is the image from the mirror's surface?
A) 20 cm
B) 40 cm
C) 10 cm
D) 60 cm
43. Which of the following mirrors can only produce virtual images that are upright and smaller than the object?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
44. What is the name of the imaginary line that is drawn perpendicular to the surface of a mirror at the point where an incident ray strikes it?
A) Principal axis
B) Reflecting line
C) Normal line
D) Refraction line
45. In a convex mirror, where is the focus (F) located concerning the mirror's surface?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At an infinite distance
46. Which type of reflection occurs when light rays bounce off a rough and irregular surface in various directions?
A) Regular reflection
B) Diffuse reflection
C) Specular reflection
D) Anomalous reflection
47. When a light ray passes from air into a glass block, what happens to its speed and angle of refraction?
A) The speed decreases, and the angle of refraction decreases.
B) The speed increases, and the angle of refraction increases.
C) The speed decreases, and the angle of refraction increases.
D) The speed increases, and the angle of refraction decreases.
48. Which mirror is commonly used in makeup vanity mirrors to provide an upright, virtual image?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
49. What is the angle of reflection when a light ray reflects off a mirror surface at an angle of 75 degrees with respect to the normal line?
A) 15 degrees
B) 30 degrees
C) 60 degrees
D) 75 degrees
50. In a plane mirror, how does the size of the image compare to the size of the object?
A) The image is larger than the object.
B) The image is the same size as the object.
C) The image is smaller than the object.
D) The size of the image depends on the mirror's size.
51. What is the angle of incidence for a light ray that strikes a plane mirror at an angle of 45 degrees with respect to the mirror's surface?
A) 0 degrees
B) 45 degrees
C) 90 degrees
D) 135 degrees
52. When light reflects off a smooth and shiny surface, what type of reflection occurs?
A) Regular reflection
B) Diffuse reflection
C) Absorption
D) Refraction
53. Which type of mirror can form virtual and diminished images, regardless of the object's position?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
54. In a concave mirror, where is the focus (F) located concerning the mirror's surface?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At the center of curvature (C)
55. What is the angle of reflection for a light ray that strikes a mirror surface at an angle of 60 degrees with respect to the mirror's surface?
A) 15 degrees
B) 30 degrees
C) 45 degrees
D) 60 degrees
56. In a plane mirror, how does the orientation of the image compare to the orientation of the object?
A) The image is upright and reversed.
B) The image is upright and unreversed.
C) The image is inverted and reversed.
D) The image is inverted and unreversed.
57. Which type of reflection occurs when light bounces off an irregular and uneven surface?
A) Regular reflection
B) Diffuse reflection
C) Specular reflection
D) Total internal reflection
58. In a convex mirror, where is the focus (F) located concerning the mirror's surface?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At an infinite distance
59. When a light ray passes from a denser medium into a rarer medium, what happens to its speed and angle of refraction?
A) The speed decreases, and the angle of refraction decreases.
B) The speed increases, and the angle of refraction increases.
C) The speed decreases, and the angle of refraction increases.
D) The speed increases, and the angle of refraction decreases.
60. In a plane mirror, how does the distance between the object and its image compare?
A) The distance between them is equal.
B) The image is farther from the mirror.
C) The image is closer to the mirror.
D) It depends on the mirror's size.
61. What happens to the speed of light when it goes from air into a glass medium?
A) The speed decreases
B) The speed increases
C) The speed remains the same
D) The speed becomes zero
62. Which type of mirror can produce both virtual and erect images?
A) Concave mirror
B) Convex mirror
C) Plane mirror
D) Spherical mirror
63. What happens to the angle of incidence when a light ray is reflected off a mirror surface?
A) It increases
B) It decreases
C) It remains the same
D) It becomes 90 degrees
64. When light reflects off a rough surface, what type of reflection occurs?
A) Regular reflection
B) Diffuse reflection
C) Specular reflection
D) Total internal reflection
65. What type of image is formed by a plane mirror?
A) Real and inverted
B) Real and upright
C) Virtual and inverted
D) Virtual and upright
66. In a concave mirror, when an object is placed between the focal point (F) and the mirror's surface, what type of image is formed?
A) Real and inverted
B) Real and upright
C) Virtual and inverted
D) Virtual and upright
67. In a convex mirror, where is the image of an object always located?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At the center of curvature (C)
68. What is the angle of reflection for a light ray that strikes a plane mirror at an angle of 75 degrees with respect to the mirror's surface?
A) 15 degrees
B) 30 degrees
C) 60 degrees
D) 75 degrees
69. When light passes from a denser medium to a rarer medium, what happens to its speed and angle of refraction?
A) The speed increases, and the angle of refraction increases.
B) The speed decreases, and the angle of refraction increases.
C) The speed increases, and the angle of refraction decreases.
D) The speed decreases, and the angle of refraction decreases.
70. In a concave mirror, where is the focus (F) located concerning the mirror's surface?
A) In front of the mirror
B) Behind the mirror
C) On the mirror's surface
D) At an infinite distance
**Mastering reflection is a key step in your HTET 2023 journey, and we're here to support you every step of the way. We hope these MCQs have not only challenged your knowledge but also deepened your understanding of the fascinating world of reflection and optics. Remember, success in HTET is about preparation, determination, and continuous learning.
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