In a series RC circuit, if the time constant is small (but finite), the capacitor will charge
A. never (the capacitor never builds up a voltage)
B. slowly
C. instantaneously: in no time (i.e., it doesn't matter what the time constant is)
D. quickly
Answer: D
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Following his infamous duel with Alexander Hamilton, Aaron Burr in 1806
A. remained the trusted vice president and political confidante of President Jefferson. B. resigned the vice-presidency to become a member of the Federalist Party and prepared to run as a presidential candidate in 1808. C. was arrested for treason and found guilty of this political crime. D. was arrested and found innocent of murder. E. conspired with an unsavory military governor of the Louisiana Territory, General James Wilkinson, to undermine the legitimate authority of the U.S. government and expand their new confederacy to Spanish-controlled Mexico and Florida.
Which type of duct system has the air handler located in a central position compared to the supply registers, and has supply registers normally located on the interior walls of the structure?
A. plenum-type duct system B. reducing-extended-plenum duct system C. perimeter duct system D. extended-plenum duct system
When part of a circle is shown, the curved line is usually called a(n) ____.
A. chord B. radius C. diameter D. arc
What does the outdoor air thermostat control?
A) It prevents operation of the electric heating elements above its setpoint. B) It prevents operation of the heat pump above its setpoint. C) It controls the defrost cycle. D) It controls whether or not the heat pump operates in heating or cooling.