If the input pulse to an RC differentiator is very short compared to the circuit's time constant, then the differentiator's output is ________
A) a dc voltage equal to the peak input voltage B) a square wave very similar to the input voltage
C) a dc value of about half the peak input voltage D) zero volts
B
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To start a cut on the edge of a plate, ____.
A. hold the torch at a 45 degree angle B. hold the torch at a right angle or pointed slightly away from the edge C. point the torch toward the edge D. hold the torch at a 10 degree angle, pointed away from the edge
If you multiply the ____________________ of the angle that the conductor moves from the horizontal starting point times the maximum induced voltage in the conductor, you can plot a graph of each induced voltage level at each angular position.
Fill in the blank(s) with the appropriate word(s).
A "De minimis" release is:
A) Less than 10% of the system charge. B) The minimum amount of refrigerant release required by the EPA before they prosecute a case. C) The quantity of refrigerant released in the course of making a good faith attempt to recapture and recycle or safely dispose of refrigerant. D) Less than 1% of the system charge.
Prior to the development of the computer, drawings were made on vellum using pencil and ink in a process known as ____.
A. dimensioning B. CAD C. exploded assembly D. drafting