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प्रश्न
Amount of light entering into the eye is controlled by ______.
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उत्तर
Amount of light entering into the eye is controlled by Iris.
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संबंधित प्रश्न
Fill in the blank.
A medium which allows light to pass through it easily is called the ...................
Select the correct alternative.
The natural source of light is
Name two natural sources of light.
Write the names of some transparent objects.
Choose the translucent substance from the following
A ray of light passes from one medium to another medium. Refraction takes place when angle of incidence is ______.
The angle of deviation of light ray in a prism depends on the angle of ______.
List any five properties of light.
Observe the picture given in the following figure carefully.
A patch of light is obtained at B, when the torch is lighted as shown. Which of the following is kept at position A to get this patch of light?
A student observes a tree given in the following figure through a pin hole camera. Which of the diagrams given in the following figure (a) to (d), depicts the image seen by her correctly?
