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Light

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What is Newton’s Disc

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What is Newton’s DiscNewton’s disc is a coloured disc which is painted with the colours of white light in equal proportions so that when it is rotated very fast, the disc appears white. This is because of a property of our eyes called…
APT

What is Newton’s Disc

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What is Newton’s DiscNewton’s disc is a coloured disc which is painted with the colours of white light in equal proportions so that when it is rotated very fast, the disc appears white. This is because of a property of our eyes called…
APT

What Is Rectilinear Propagation Of Light

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What Is Rectilinear Propagation Of LightUsually light travels in a straight line. When we want to represent the propagation of light with a diagram, we represent it with the help of rays and beams. Ray A ray is a line with an arrow that…
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What Is Rectilinear Propagation Of Light

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What Is Rectilinear Propagation Of LightUsually light travels in a straight line. When we want to represent the propagation of light with a diagram, we represent it with the help of rays and beams. Ray A ray is a line with an arrow that…
APT

What Are Sources Of Light

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What Are Sources Of LightAny object that gives out light is called a source of light. Luminous objects are also called sources of light. Sources of light can be natural or artificial (man-made). Examples of natural sources of light are ‘he…
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What Are Sources Of Light

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What Are Sources Of LightAny object that gives out light is called a source of light. Luminous objects are also called sources of light. Sources of light can be natural or artificial (man-made). Examples of natural sources of light are ‘he…
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Natural Phenomenon due to Refraction of Light

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Natural Phenomenon due to Refraction of LightShallow Swimming PoolsFigure shows a swimming pool appearing to be shallower than it really is. This is due to the light rays from the bottom of the pool being refracted away from the normal as…
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What is an Abiotic Component

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What is an Abiotic ComponentAbiotic Components The word ‘abiotic’ means ‘non-living’. Light, air, water, soil, and temperature are some examples of abiotic components of the environment. Even though these components are themselves…