A speech signal with XRMS =2VRMS is quantized with step size ?=10mV. Its SNR = _______ (xx.x) dB.
Fill in the blank(s) with the appropriate word(s).
?s2= XRMS2= 4 VRMS2. ??2= ?2/12 = 8.33 x 10-6 V2. SNR = 10 log10 ?s2/??2= 56.8 dB
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Technician A says that experienced technicians should rely on mechanical intuition before resorting to software-driven engine diagnostics. Technician B says that online service information systems can only be accessed after connecting an EST to the chassis data bus. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
FMVSS are established by the U.S. ____________________.
Fill in the blank(s) with the appropriate word(s).
Express 7/16 as a decimal, rounded to the nearest thousandth as necessary.
What will be an ideal response?
Since January 1, 1994, federal law has required that residential water closets use no more than ____ gallons per flush.
A. 1.0 B. 1.3 C. 1.6 D. 1.8