which one of the following material cannot be used to make a lens.water, glass, plastic, clay
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Answered by
33
clay is the right answer
sleepoholic:
can water be used??
yes water also works as lens when a beam of light passes through it.
Owh!! I wasn't aware! Thanks a lot for the info!!
tnx a lots
it's okay dear
:-D
Answered by
14
clay cannot be used.....
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