while varifying the loss of reflection of sound Radha used the wall of laboritary as reflector of sound and her friend Kim used a foam pad. who will get correct observation- (i) both of them (ii) none of the two (ii0Kim (iv) Radha

Asked by  | 29th Feb, 2012, 10:46: PM

Expert Answer:

Both of them are correct because both are poor absorbers of sound so verification of reflection of sound can be done.

Answered by  | 1st Mar, 2012, 10:43: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.