Technician A says that a 2010 SCR system that only has one NOx sensor at the SCR catalyst outlet would likely use a virtual sensor for the SCR catalyst inlet NOx determination. Technician B says that a smart sensor and a virtual sensor are really the same thing. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: A
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Refer to Exercise 9. A device will be manufactured in which two of the components in Exercise 9 will be connected in series. The components function independently, and the device will function only if both components function. Let q be the probability that a device functions. Find a 95% confidence interval for q.
What will be an ideal response?
In the circuit in Fig. 13.123, let vs = 165sin(1,000t) V. Find the average power delivered to each resistor.
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If the number of turns of wire on an electromagnet increases, the magnetomotive force mmf ________
A) decreases B) increases C) remains the same
One watt of energy is equivalent to 3.41 Btu/h. How much heat is produced by seven 650-watt spotlights when they are used?
Fill in the blank(s) with the appropriate word(s).