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प्रश्न
State whether light slows down or speeds up in the following cases :
Light going from water to air.
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उत्तर
Speeds up
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संबंधित प्रश्न
When light travels from a denser to a rarer medium, its speed ______.
A light ray suffers reflection and refraction at the boundary in passing from air to water. Draw a neat labelled ray diagram to show it.
An obliquely incident light ray bends at the surface due to a change in speed when passing from one medium to another. The ray does not bend when it is incident normally. Will the ray have a different speed in the other medium?
The speed of light is maximum in ______.
What is the speed of light in vacuum?
Light travels ______ kilometers per second in air or vacuum. In theory, nothing can travel faster than light.
Materials that allow light to pass through completely are known as ______ material.
Objects that allow light to pass through partially are called ______ material.
Define opaque material.
Higher-Order Thinking Skills:
M = 2.42 for diamond. What is the meaning of this statement in relation to the speed of light?
