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Is there humor and sarcasm in Our Graves in Gallipoli by E.M. Forster, Can someone please help me? (:

...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...