Vertical mount fan motors require ________ to handle the force of the shaft pushing against the end bells of the motor
A) flat washers B) thrust washers C) thrust bearings D) bronze bearings
C
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In warm weather, concrete block should not be laid on the footing until _____ have/has passed.
A. two weeks B. one week C. 3 days D. 48 hours
Cored brick are those that _____ .
A. are dried in the sun B. are solid throughout C. have holes at the bottom D. have a glaze coating
The fill volume of cans filled by a certain machine is normally distributed with mean 12.05 oz and standard deviation 0.03 oz.
a. What proportion of cans contain less than 12 oz? b. The process mean can be adjusted through calibration. To what value should the mean be set so that 99% of the cans will contain 12 oz or more? c. If the process mean remains at 12.05 oz, what must the standard deviation be so that 99% of the cans will contain 12 oz or more?
The subsequent problems deal with the circuit below
How many logic ICs (chips) are required to build the circuit (with inputs A, B, and C, and output S) if using AND gates and INVERTERS only?
A. 1 B. 2 C. 3 D. 4 E. 5