1.

Give an example which shows that light travels in straight-line. *a)a lighted candle can be seen through a hollow straight pipe.b)formation of shadow behind an object.c)formation of rainbow in sky.d)none of these​

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Answer:

Example which shows that light TRAVELS in STRAIGHT-line is a lighted candle can be SEEN through a HOLLOW straight pipe.

IF THE ABOVE ANSWER IS USEFUL MARK ME AS BRAINLIEST...!



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