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प्रश्न
Say TRUE or FALSE
We see a book because it reflects the light that falls on its surface
विकल्प
True
False
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उत्तर
We see a book because it reflects the light that falls on its surface- True
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संबंधित प्रश्न
You are standing at a distance of 2 meters from a plane mirror.
What is the distance of your image from the mirror?
An object 3 cm high produces a real image 4.5 cm high when placed at a distance of 20 cm from a concave mirror. Calculate:
- the position of image
- focal length of the concave mirror.
Complete the ray diagram to show the image observed by the eye after reflection in the following figure.
Complete the path of incident ray in the following case.
______Surface reflects the light well.
Say TRUE or FALSE
We see planets because they reflect light from the sun
The image formed by a plane mirror is always as far behind the mirror as far the object lies in front of it.
The angle of incidence is equal to the angle of reflection for perfect reflection.
