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प्रश्न
Fill in the blank
A medium through which light cannot pass is called the ....................
उत्तर
A medium through which light cannot pass is called the opaque medium.
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संबंधित प्रश्न
Fill in the blank.
Light travels in a ................. path.
What do we call a body that shines on its own?
Answer the following.
Write down five man-made sources of light.
A ______ is an artificial source of light.
Amount of light entering into the eye is controlled by ______.
Velocity of light is greater in denser medium than in rarer medium
State Rayleigh’s law of scattering.
What happens to light when it gets dispersed? Give an example.
Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli are, respectively
Boojho made light from a laser torch fall on a prism. Will he be able to observe a band of seven colours? Explain with a reason
