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प्रश्न
Water is optically denser than glass.
विकल्प
True
False
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उत्तर
False.
Water is optically denser than air.
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संबंधित प्रश्न
Name the phenomenon responsible for the following effect:
When we sit in front of a plane mirror and write with our right hand, it appears in the mirror that we are writing with the left hand.
If an object is placed at a distance of 10 cm in from of a plane mirror, how far would it be from its image?
A wall reflects light and a mirror also reflects light. What difference is three in the way they reflect light?
Light travels more quickly through water than through glass.
If a ray of light passes from glass into water, which way will it bend : towards the normal or away from the normal?
List in proper sequence the steps of the experiment for determining the approximate focal length of a given concave mirror by obtaining the image of a distant object.
Observe the given figure and name the following.
| Ray AB | |
| Ray NM | |
| Ray MD | |
| ∠ r |
Observe the given figure and write appropriate phenomenon of light in the box.
The angle of incidence for a ray of light having zero reflection angle is ______.
The phenomenon of light passing through the object is called ______.
A water tank appears shallower when it is viewed from the top due to refraction.
