A sine wave sweep is played through a speaker in a large room. An SPL meter shows a significant rise in the level of the sine wave at 43Hz, 86Hz and 129Hz. Assuming that this is caused by standing waves between one set of parallel walls, calculate the distance between the walls.
It’s the most wonderful time of the year: Winter Holidays! Thanksgiving dinner was served, Black Friday has finished, and now…
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It's hard to get straightforward feedback for programming assignments, usually it's like pulling teeth when you just want to flat out see where you went wrong so you can improve. Worth the (reasonable) payment. 5/5