9th Standard English Medium Science Subject Light Book Back 5 Mark Questions with Solution Part - II

9th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Science

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. A ray of light passes from one medium to another medium. Refraction takes place when angle of incidence is

    (a)

    0o

    (b)

    45o

    (c)

    90o

    (d)

    120o

  2. When the reflecting surface is curved outwards the mirror formed will be

    (a)

    concave mirror

    (b)

    convex mirror

    (c)

    plane mirror

    (d)

    spherical mirror

  3. The focal length of a concave mirror is 5cm. Its radius of curvature is

    (a)

    5 cm

    (b)

    10 cm

    (c)

    2.5 cm

  4. When a beam of white light passes through a prism it gets

    (a)

    Reflected

    (b)

    deviated and dispersed

    (c)

    only deviated

    (d)

    refracted

  5. A real and enlarged image can be obtained by using a

    (a)

    convex mirror

    (b)

    plane mirror

    (c)

    concave mirror

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

Reviews & Comments about 9th Standard English Medium Science Subject Light Book Back 1 Mark Questions with Solution Part - II

Write your Comment