The U.S. government agency that maintains uniform standards and meqsurments is _______.
Fill in the blank(s) with the appropriate word(s).
NIST
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The ____________________ system uses air to transmit the signal from the sensor to the controller and on to the controlled device.
Fill in the blank(s) with the appropriate word(s).
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PROBLEM 3.161 Two solid brass rods AB and CD are brazed to a brass sleeve EF. Determine the ratio for which the same maximum shearing stress occurs in the rods and in the sleeve.
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Tech A says hydrostatic systems are less expensive to repair than all other types of power transmission systems. Tech B says hydrostatic systems can easily withstand fluid contamination. Who is correct?
a. Tech A b. Tech B c. both A and B d. neither A nor B
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A four-wire wye-wye circuit has  figure 1.png)
 figure 2.png)
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