Two tools that can be used to test for exhaust restriction are the ____________________ and ____________________.

Fill in the blank(s) with the appropriate word(s).


exhaust backpressure gauge, vacuum gauge

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An op-amp summing amplifier has two bit inputs and is designed with RI =2k?, R2 =1k?, and RF =2k?. Each input bit can be either 0 or 1V. The output has a step-size magnitude equal to _______ V.

Fill in the blank(s) with the appropriate word(s).

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A population of 600 semiconductor wafers contains wafers from three lots. The wafers are categorized by lot and by whether they conform to a thickness specification. The following table presents the number of wafers in each category. A wafer is chosen at random from the population.



a. If the wafer is from Lot A, what is the probability that it is conforming?
b. If the wafer is conforming, what is the probability that it is from Lot A?
c. If the wafer is conforming, what is the probability that it is not from Lot C?
d. If the wafer is not from Lot C, what is the probability that it is conforming?

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  This diagram is for a hypothetical embryo of silver growing against an arbitrary mold wall. With the aid of this diagram:

(a) Compute the angle of contact, ?, of the embryo with the mold wall.
(b) Determine the magnitude of the factor that may be used to convert the homogeneous free energy needed to obtain a nucleus into that of the corresonding heterogeneous free energy.

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ASE-Style Multiple Choice An externally powered ____is often used to determine whether there is a complete, unbroken circuit.

A. relay B. testlight C. multimeter D. jumper wire

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