The major drawback of ripple counters is that
A) the propagation delay is high. B) they can only count to 31.
C) they can only count to 15. D) they can't use J-K flip-flops.
A
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In a manual joining process, the rate of travel or speed at which the weld progresses along the joint affects the width, reinforcement, and penetration of the weld.
Answer the following statement true (T) or false (F)
____ may be installed in a substation unit.
A. Branch circuit conductors B. Isolation switches C. Main supply conductors D. Utility poles
Technician A says that a MAF sensor actually measures the density and amount of air flowing into the engine, which results in accurate engine control. Technician B says that a hot wire MAF sensor uses the electronics in the sensor itself to heat a wire 70°C above the temperature of the air entering the engine. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A textured architectural-concrete surface is achieved by _____
a. painting it b. covering it with veneer c. liners attached to forms d. adding an air-entraining admixture