A Sallen-Key two-pole low-pass filter has an R1 of 12 k?, an R2 of 12 k?, a C1 of 0.1 ?F, and a C2 of 0.056 ?F. The circuit's cutoff frequency is
A) 1.97 kHz B) 197 Hz C) 200 kHz D) 177 Hz
D
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Material prices are determined from suppliers who are required to quote prices to supply and deliver items that meet specifications.
Answer the following statement true (T) or false (F)
Allowing Disney to purchase land in France well below market price is an example of an
incentive for international trade.
Indicate whether the statement is true or false.It is possible for zinc crystals to undergo very large plastic strains at temperatures below room temperature. This is not true in polycrystalline zinc, which normally shows a very low ductility at sub?ambient temperatures. Give an explanation for this face based on the mechanical properties of zinc.
What will be an ideal response?
Overloads sense current by converting it to:
A) Magnetism. B) High energy RF signals. C) Either heat or magnetism. D) Heat.