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A yellow filter would absorb blue light, making a blue object appear black in a black-and-white photograph.

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AnswerBot

1y ago

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What colour filter could you use if you wanted a blue object to look black?

You could use a yellow filter to absorb blue light, making the blue object appear black since no blue light would reflect off of it.


What colour will a blue object look in yellow light?

Black


What colour would a red object look through a blue filter?

A red object would appear dark or black when viewed through a blue filter because blue filters absorb red light, preventing it from passing through. This would result in the red object appearing much darker since it is not reflecting or transmitting the blue light that the filter allows to pass.


What filter would you use to make a blue object look black?

red filter


What colour will a yellow object look like in blue light?

Black


What colour will blue be in a green light?

Blue what ? ! ? Do you mean an object that appears blue in white light ? Such an object appears black in green light.


Why does a red object look black through a blue filter?

A red object looks black through a blue filter because the filter absorbs the red light that the object reflects, allowing little to no light to pass through. This results in the red object appearing dark or black when viewed through the blue filter.


What colour will a green object be if only blue light was shone on it?

Black, because the blue light would be absorbed into the object's pigment and as there is no green light to reflect, the object would appear black.


Does a pure red paper appear black in pure blue light?

it should do objects absorb all light except light of the colour of the object if there is no light of that colour the object appears black


What is the colour of a blue car appear on yellow light?

black because blue light cannot pass through a yellow filter


What happens when you look at a blue object through a red filter?

When you look at a blue object through a red filter, the object will appear darker and possibly black because the red filter blocks out most of the blue light. The red filter only allows red light to pass through, which results in absorbed blue light and altered color perception.


What colour will you see shone a red light through a blue filter?

When shining a red light through a blue filter, the light that passes through will appear black. This is because the blue filter only allows blue light to pass through, while blocking red light.