Journal bearings are usually made of cast or porous ____________________.

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


bronze

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Answer the following statements true (T) or false (F)

1. Deming promoted the statistical process control. 2. Total Quality management has become very popular in the private and public sectors over the past twenty to thirty years. 3. Six Sigma was originally developed by Motorola in 1900. 4. Six Sigma refers to cutting errors down to no more than 1 in 3.4 million occurrences. 5.Kaizen is the Japanese adaptation of the quality and continuous improvement movements.

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Failure to remove tungsten contamination properly will result in ____________________.

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

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31.4%

A) 0.0314 B) 3140 C) 0.314 D) None of these

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Why do heat pumps operate more efficiently than electric furnaces?

A) They use electricity to move heat rather than converting electricity directly to heat B) Heat pumps and electric furnaces actually operate at about the same efficiency C) Refrigerant has a natural affinity for heat D) Heat pumps use a more direct method of converting electrical energy to heat energy

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