...amplifier B is rated at 50 W? Expensive stereo amplifier A is rated at 200 W per channel, while the more modest amplifier B is rated at 50 W per channel.
(a) Estimate the intensity level in decibels you would expect at a point 2.0 m from a loudspeaker connected in turn to each amp.
expensive...
...output of 80 W.? A stereo speaker (considered a small source) emits sound waves with a power output of 80 W.
(a) Find the intensity 10.0 m from the source.
W/m2
(b) Find the intensity level, in decibels, at this distance.
dB
(c) At what distance would you experience the sound at the...