1. Home
  2. 10th Standard
  3. Science
  4. 10th Standard Science English Medium - Optics 2 Mark Book Back Question Paper and Answer Key 2022 - 2023

Updated 10th Standard Science Study Materials 2024 - 2025Exams

10th Standard Science English Medium - Optics 2 Mark Book Back Question Paper and Answer Key 2022 - 2023 Study Materials Oct-04 , 2022

QB365 provides a detailed and simple solution for every Possible Book Back Questions in Class 10th  Science Subject -Optics, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.

10th Standard Science English Medium - Optics 2 Mark Book Back Question Paper and Answer Key 2022 - 2023

Optics 2 Mark Book Back Question Paper With Answer Key

10th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Science

Time : 00:30:00 Hrs
Total Marks : 20

    2 Marks 

    10 x 2 = 20

  1. What is refractive index?

  2. State Snell’s law.

  3. Draw a ray diagram to show the image formed by a convex lens when the object is placed between F and 2F.

  4. Define dispersion of light.

  5. State Rayleigh’s law of scattering.

  6. Differentiate convex lens and concave lens.

  7. What is power of accommodation of eye?

  8. What are the causes of ‘Myopia’?

  9. Why does the sky appear in blue colour?

  10. Why are traffic signals red in colour?

*****************************************

Reviews & Comments about 10th Standard Science English Medium - Optics 2 Mark Book Back Question Paper and Answer Key 2022 - 2023

Write your Comment