The curved oval metal tube inside a gauge is called:
A) A pressure transducer. B) A pressure tube.
C) A strain gauge. D) A bourdon tube.
D
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For a given number of poles, which of the following determines the speed of an AC motor?
a. Voltage b. Current c. Frequency d. Frame size
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?Why must some castings be repaired without pre- and post-heating?
A. ?They are large or have to be repaired in place. B. ?They are made of a type of cast iron that cannot be preheated because it is too soft. C. ?It would damage the paint job on the part. D. ?Cast iron repairs always require pre- and post-heating.
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The Emergency Planning and Community Right to Know Act are designed to prevent individuals from obtaining information about hazardous chemicals in their community.