With the inputs of a four-bit D/A converter connected to a binary up-counter, what does the output look like?
A) It is like descending stairsteps. B) It alternates between 0 V and 5 V.
C) It is a straight line. D) It is an upward sloping line.
A
You might also like to view...
Yeast cells are suspended in a liquid medium. A 2 mL sample of the suspension is withdrawn. A total of 56 yeast cells are counted.
a. Estimate the concentration of yeast cells per mL of suspension, and find the uncertainty. b. What volume of suspension must be withdrawn to reduce the uncertainty to 1 cell per mL?
The brakes on a dual-servo drum system are designated as ________
A) Primary and secondary B) Leading and trailing C) Two leading shoes D) None of the above
All refrigeration compressors are designed to pump:
A) Only vapor. B) Only liquid. C) Mostly vapor plus small quantities of liquid. D) Mostly liquid with small quantities of vapor.
What level of tach reference information is required for the PCM to properly control a COP ignition system?
A. Level one information indicating that "a pair of cylinders`pistons is approaching TDC" B. Level two information indicating "which pair of cylinders`pistons is approaching TDC" C. Level three information indicating "which cylinder of the piston pair approaching TDC is on the compression stroke" D. None of this information is required for the PCM to control a COP ignition system