What type of surface do sound need to get reflected - a)Smooth surface only
b) Hard surface only
c)smooth and polished surface
d)hard and polished surface
Answers
Answered by
1
Smooth and polished surface
writtik:
R u sure
umm...may be... otherwise hard and polished surface...what is the ans by the way
Idk
therfore I asked
ohk thanks
Answered by
3
b. hard surface only...
I think the answer would be C.
why
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