A light ray is passing from water to a medium. In which medium light ray speeds up ?

glass

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air

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wood

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none of these

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Solution

The correct option is B air
A ray of light passing from water to air increases in speed as air is the rarer medium in comparison to water.Glass and wood are denser than water so the speed of light decreases when pass through them.

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A light ray is passing from water to a medium. In which medium light ray speeds up ?

The correct option is B air A ray of light passing from water to air increases in speed as air is the rarer medium in comparison to water.Glass and wood are denser than water so the speed of light decreases when pass through them.

The correct option is B air
A ray of light passing from water to air increases in speed as air is the rarer medium in comparison to water.Glass and wood are denser than water so the speed of light decreases when pass through them.