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tadisc
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Homework Statement
OK, so this is a very basic question but i am uncertain what the relationship is. I know its logarithmic, but i don't know how to draw a conclusion. Here is the question:
If you want an amplifier which will give a sound output which is twice as lod as your present 20 W amplifier, what amplifier power should you buy? What if you wanted a sound output four times as loud?
Homework Equations
The Attempt at a Solution
I know that the relationship between Intensity and Wattage is logarithmic, but how do i draw a numeric conclusion?