Two technicians are discussing the DC coupling setting on a DSO. Technician A says that the position allows both the DC and AC signals of the waveform to be displayed. Technician B says that this setting allows just the DC part of the waveform to be displayed. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A
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Convert as indicated giving the answer using proper significant figures.
(a) 19.75 ft to millimeters (b) 365.5 ft³ to L (c) 373 K to degrees Rankine (d) 5 595 bushels to cubic meters (e) 455 250 Btu/h to kilowatts
The most recent development in evaporative emission controls is that of refueling vapor recovery.
Answer the following statement true (T) or false (F)
____________________ is the attraction of water molecules to other water molecules
Fill in the blank(s) with the appropriate word(s).
Given there is a voltage across a resistor as shown below, what direction are electrons (not current) flowing through the resistor?
A. from right to left B. there is no electron flow through this resistor C. in both directions simultaneously D. from left to right