Name the apparatus which is used to obtain a thin beam of light?
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Ray box is used to get a desired beam of light. It has lamp of 12 V.
Slits are used in order to get the single or multiple beams of light.
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Ray box is used to get a desired beam of light. It has lamp of 12 V.
Slits are used in order to get the single or multiple beams of light.
Slits are used in order to get the single or multiple beams of light.
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