The resolution or step size of a 4-bit, or any other, digital-to-analog converter may be defined as:
A) the value of the K proportionality factor.
B) the difference in the analog value from the smallest binary input and the largest binary input (in this example 00002-11112 ) or as the weight of the MSB.
C) the difference in the analog value from the binary input 00002-00012, or as the weight of the LSB.
D) Both A and C
D
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Calculate the AQI for a city with a measured 8-hr ozone concentration of 0.110 mg/m3. What AQI-based level of health concerns should be reported?
What will be an ideal response?
The maximum safe pressure to impose on any low-pressure system is:
A) 15 psig. B) 10 psig. C) 5 psig. D) 20 psig.
When you are forced to stop or pull over, it is safest to
A. signal other traffic to move ahead B. turn on your turn signals C. turn on your four-way flashers D. all of the above
The reason Britain needed to control the Ohio Valley was to
A. continue its expansion west in North America and block French land-grabbing and influence. B. ensure defeat of the French in the War of Jenkins Ear. C. halt the growth of Spanish imposition in North America. D. secure the Mississippi River and continue pushing further south to control all of Mexico. E. link their Canadian holdings with those of the lower Mississippi Valley.