Light multiple choice questions and answers on light MCQ questions quiz on light objectives questions. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject.

Light MCQ Questions and Answers Quiz

1. Light is a form of energy produced by a ____________

  1. luminous object
  2. non luminous object
  3. transparent object
  4. opaque object

2. The image in a convex mirror is always

  1. real, erect and diminished
  2. real, erect and diminished
  3. virtual, inverted and diminished
  4. virtual, inverted and diminished
  5. virtual, erect and diminished
  6. virtual, erect and diminished
  7. real, erect and magnified
  8. real, erect and magnified

3. The image in a convex mirror is always

  1. real, erect and diminished
  2. real, erect and diminished
  3. virtual, inverted and diminished
  4. virtual, inverted and diminished
  5. virtual, erect and diminished
  6. virtual, erect and diminished
  7. real, erect and magnified
  8. real, erect and magnified

4. An example for non-luminous object is

  1. sun
  2. sun
  3. moon
  4. moon
  5. electric bulb
  6. electric bulb
  7. candle
  8. candle

5. An example for non-luminous object is

  1. sun
  2. sun
  3. moon
  4. moon
  5. electric bulb
  6. electric bulb
  7. candle
  8. candle

6. When a plane mirror is rotated through an angle of 5 degree the reflected ray is rotated through on angle of

  1. 5 degree
  2. 85 degree
  3. 2.5 degree
  4. 50 degree

7. The phenomenon by which the incident light falling on a surface is sent back into the same medium is known as

  1. reflection of light
  2. refraction of light
  3. polarization of light
  4. absorbtion of light

8. The focal length of a spherical mirror is approximately equal to

  1. half the radius of curvature
  2. four times the radius of curvature
  3. twice the radius of curvature
  4. equal to the radius of curvature

9. When light is incident on a polished surface, then reflection takes place is

  1. regular
  2. irregual
  3. diffused
  4. normal

10. The focus of a concave mirror is

  1. real
  2. virtual
  3. unidentified
  4. at the pole
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