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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
Match the following
| (a). A light ray passes from air to glass | (1) . speeds up |
| (b). A light ray passes from glass to water | (2). reflects red light |
| (c). Virtual image | (3). primary colours |
| (d). Red rose | (4). plane mirror |
| (e). Red, green, and blue | (5). slows down |
How does light make an object visible?
What is a transparent medium? Give two examples.
Does the flame of a gas stove emit light?
What do you understand by candle power?
Tick the correct answer.
The natural source of light is
Fill in the blank
A ............. is formed when the path of light is obstructed by an ..............
________ objects allow all the light to pass through them.
State whether the following statement is True or False.
An object can be seen only if it emits light
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?
