Showing posts with label Light. Show all posts
Showing posts with label Light. Show all posts

Tnpsc group 4 Physics Online Test Notes Tamil Medium 20

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Tnpsc group 4 Physics Online Test Notes Tamil Medium 19

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Tnpsc group 4 Physics Online Test Notes Tamil Medium 16

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Tnpsc group 4 Physics Online Test Notes Tamil Medium 18

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Tnpsc group 4 Physics Online Test Notes Tamil Medium 15

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Tnpsc group 4 Physics Online Test Notes Tamil Medium 17

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Tnpsc Group 4 Physics Online test 20


  1.  Human body is
    1.  Transparant
    2.  Translucent
    3.  Opaque
    4.  None of the above

  2.  The colour shadow of any coloured opaque object is
    1.  White
    2.  Same colour
    3.  Green 
    4.  Black

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Tnpsc Group 4 Physics Online test 19


  1.  New Stainless Steel plate, Glass, Marble floor, Still Water produce ______
    1.  None of the below
    2.  No image
    3.  Clear image
    4.  Dull image

  2.  Lunar Eclipse (Eclipse of Moon) : When Earth comes between ____ and ____
    1.  None of the below
    2.  Moon, Earth
    3.  Sun, Earth
    4.  Sun, Moon

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Tnpsc Group 4 Physics Online test 18


  1.  Shadow cast by an intense beam of light is _____
    1.  None of the below
    2.  Colour
    3.  Dark
    4.  Light

  2.  Shadow is always ______ regardless of the colour of the light source
    1.  Green
    2.  Red
    3.  White
    4.  Black

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Tnpsc Group 4 Physics Online test 17


  1.  Spectacles, Clear Water, Pure Air are example of
    1.  None of the below
    2.  Translucent objects
    3.  Transparent objects
    4.  Opaque objects

  2.  The objects which allow the lights to pass through them partially is called
    1.  None of the below
    2.  Transparent objects
    3.  Opaque objects
    4.  Translucent objects

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Tnpsc Group 4 Physics Online test 16


  1.  Sun, Fire Flies, Jelly Fish are _____ Source of Light
    1.  None of the above
    2.  Partially Natural
    3.  Natural
    4.  Artificial 

  2.  Oil Lamp, Decrative Lamp, Chimney lamp are ____ Light
    1.  None of the below
    2.  Partially Natural
    3.  Natural 
    4.  Artificial

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Tnpsc Group 4 Physics Online test 15


  1.  Telescope was invented in
    1.  1691
    2.  1690
    3.  1609
    4.  1906

  2.  Telescope was invented by
    1.  Rakash
    2.  Jacob
    3.  Johnson
    4.  Galileo

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