Question: Expensive amplifier A is rated at 250 W, while the more modest amplifier B is rated at 40W. (a) Estimate the sound level in decibels

Expensive amplifier A is rated at 250 W, while the more modest amplifier B is rated at 40W.
(a) Estimate the sound level in decibels you would expect at a point 3.5m from a loudspeaker connected in turn to each amp.
(b) Will the expensive amp sound twice as loud as the cheaper one?

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