If an RC integrator uses a 47?F capacitor, a 12 k? resistor and a square wave input with a frequency of 200 kHz, its approximate output is ________
A) a square wave with a frequency of 100 kHz
B) a near dc voltage of about half the peak square wave voltage
C) a square wave with a frequency of 200 kHz
D) 0 V
B
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The following statements are all correct EXCEPT ________
A) When the PCM detects detonation using the knock sensor, it will retard ignition timing. B) The knock sensor may be ignored by the PCM at idle. C) Knock sensors require voltage input from the PCM to function properly. D) Ignition timing may be either ATDC, at TDC, or BTDC.
Technician A says that brake fluid is hazardous after it has been contaminated with metals from the brake system. Technician B says to dispose of used brake fluid in a special container. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
What flow is needed to supply a hot water radiator with a 541 Btu/hr?Carry the answer to three decimal places.
Fill in the blank(s) with the appropriate word(s).
The median annual earnings of wastewater treatment plant operators was _______ in May 2010
A) 40,770 B) 55,460 C) ?59,770 D) 77,400