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10th Standard English Medium Science Subject Optics Book Back 7 Mark Questions with Solution Part - II Question Bank Software Jun-12 , 2021

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10th Standard English Medium Science Subject Optics Book Back 7 Mark Questions with Solution Part - II

10th Standard English Medium Science Subject Optics Book Back 7 Mark Questions with Solution Part - II

10th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 35
    3 x 7 = 21

  1. An object is placed at a distance 20 cm from a convex lens of focal length 10 cm. Find the image distance and nature of the image.

  2. List any five properties of light.

  3. Differentiate the eye defects: Myopia and Hypermeteropia.

    4. 2 x 7 = 14

  4. Light rays travel from vacuum into a glass whose refractive index is 1.5. If the angle of incidence is 30°, calculate the angle of refraction inside the glass.

  5. For a person with hypermeteropia, the near point has moved to 1.5m. Calculate the focal length of the correction lens in order to make his eyes normal.

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