CET MCQ questions and answers Polytechnic 2015-2016 (Part1)
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CET MCQ questions and answers Polytechnic 2015-2016 (Part1)

CET MCQ questions and answers Polytechnic 2015-2016 (Part1)
CET MCQ questions and answers Polytechnic 2015-2016 (Part1)

CET MCQ questions and answers Polytechnic 2015-2016 (Part1)

Previous Year Questions and Answers Year 2015-2016 (MCQ with solutions)

1. Light propagates in the form of

  • a) Electric waves
  • b) Magnetic waves
  • c) Electromagnetic waves
  • d) Longitudinal waves

 

2. The wavelength of light visible to the eye is of the order of

  • a) 10⁻² m
  • b) 1 m
  • c) 10⁻¹⁰
  • d) 10⁻⁷ m

 

3. The primary colors of light are:

  • a) Red, blue and green
  • b) Yellow, blue and green
  • c) Red, green, and violet
  • d) Yellow, green, and orange

 

4. When an object is placed between two perpendicular mirrors the number of images formed are

  • a) Three
  • b) One
  • c) Infinite
  • d) Five

 

5. A lens which can produce Magnetization of 1, less than 1 or greater than 1 can be a :

  • a) Convex lens
  • b) Glass slab
  • c) Concave lens
  • d) Plane mirror

 

6. The power of a lens is -5 Diopter then its focal length is :

  • a) -20 cm
  • b) -0.25 cm
  • c) 25 cm
  • d) 5 cm

 

7. A person is using spectacles fitted with convex lenses. He is suffering from

  • a) Myopia
  • b) Hypermetropia
  • c) Astigmatism
  • d) Squint eyes

 

8. Least distance of distinct vision in the adult human being

  • a) 0.50 m
  • b) 0.75 m
  • c) 0.25 m
  • d) 2.5 m

 

9. Image formed in simple microscope is

  • a) Erect
  • b) Inverted
  • c) Smaller than object
  • d) Very shining

 

10. The lens present in the human eye is

  • a) Convex
  • b) Concave
  • c) Plane
  • d) None of these
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