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प्रश्न
Fill in the blank
A medium through which light cannot pass is called the ....................
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उत्तर
A medium through which light cannot pass is called the opaque medium.
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संबंधित प्रश्न
Fill in the blank.
Light gives us the sensation of ................
Select the correct alternative.
The luminous body is
Tick the correct answer.
A tube light is a
Answer the following.
List four natural sources of light.
________ objects allow all the light to pass through them.
Light travels only in a______ It is because of this property that______ are formed.
Light is a form of ______.
Speed of light in air is 3 × 108 m s–1 and the refractive index of a medium is 1.5. Find the speed of light in the medium.
The mirror used in search light is ______.
Using a pinhole camera a student observes the image of two of his friends, standing in sunlight, wearing yellow and red shirt respectively. What will be the colours of the shirts in the image?
