Recent content by 2idle

OK You've rumbled me, however I'm by no means after a fast easy way to complete an assignment as I've spent the last 6 hours on this question. There was a third part to the question but I'm feeling quite confident about this the third part was, determine the expected sound prssure level at...

A compressor installed in a large factory radiates sound uniformly. its sound pressure level at 45m away is measured as 68dB. Determine (a) the sound power level of the compressor (b) the power output of the [B]compressor