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Hey! Anybody ever told you a preposition is a terrible thing to end a sentence with? ;^P -- Stinger "Stagger Lee" <[EMAIL PROTECTED]> wrote in message news:[EMAIL PROTECTED] > On Fri, 7 Nov 2003 13:55:29 +0000 (UTC), Anonymous Sender <[EMAIL PROTECTED]> wrote: > : > : And Arf!Arf! still can't explain why the FCC question pool question used as an example is WRONG. > : RMS voltage is calculated thusly: > : From FCC Element 4: > : > : E8A11 What is the RMS value of a 340-volt-peak-to-peak pure sine wave? > : A. 120-V AC > : B. 170-V AC > : C. 240-V AC > : D. 300-V AC > > Yeah, but that wasn't the history of it. In message <[EMAIL PROTECTED]>, > you posted the following: > > "120 V * 1.414 = 169.69 Volts. > Learn how to multiply, DROPOUT" > > And that little gem illustrates that you can't even get the final > digit in a multiplication to come out (hint: 2 x 4 = 8) and that you > have no idea about significant digits. You SHOULD have used more > significant digits in the square root of two if you wanted to obtain > the peak voltage to five significant digits (169.71). Otherwise, you > should have rounded the number off to the two significant digits used > in the FCC question pool and obtained 170 VAC. > > Your faux pas has forever been archived on Google, and you can't > spin your way out of it. Every time you try, I'll repost the > Message-ID of your blunder.
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