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Light Shadows a...

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  • Question 1
    1 / -0

    In which type of reflection do all the incident rays travel in the same direction parallel to one another, and consequently the corresponding reflective angles are also the same?

  • Question 2
    1 / -0

    Into which category can a piece of red hot iron be placed?

  • Question 3
    1 / -0

    Which of the following statements is not true?

  • Question 4
    1 / -0

    Which of the following statements is/are false?

    a. Planets reflect the light of the Sun falling on them.
    b. A non-luminous body can be made a luminous body by cooling it.
    c. Anything through which light energy can pass partially or wholly is called an optical medium.

  • Question 5
    1 / -0

    In a plane mirror, if an object moves by a distance 'x', then what is the distance moved by the image with respect to the object?

  • Question 6
    1 / -0

    Match the following:

    Objects Property Examples
    (a) Translucent (i) Allows all light to pass through it (x) Frosted glass
    (b) Opaque (ii) Allows some light to pass through it (y) Glass
    (c) Transparent (iii) Allows no light to pass through it (z) Steel glass

     

  • Question 7
    1 / -0

    A lady is standing in front of a plane mirror at a distance of 1 m from it. She walks 60 cm towards the mirror. The distance of her image now from herself (ignoring the thickness of the mirror) is

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