If there is a hazardous liquid or gas leak, personnel should first ________

A) shut down the pipeline B) try to isolate the leak
C) evacuate the area D) notify the control center


B

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The subsequent problems deal with the circuit below where the op amps are LM741's powered by a ±15 V power supply. Assume R1 = R2 = R3 = R4 = R. Assume the op amps are ideal.If V1 = 1 V, V2 is

A. ?1 V B. 0 V C. 2 V D. ?2 V E. 1 V

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Which of the following is NOT a hazard frequently encountered in waste systems?

A. back siphonage B. improper drainage C. sewer gas D. waste products backing up in plumbing fixtures

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For maximum cooling ability in a grinding fluid, you should use:

A) Water soluble chemical type fluids B) Stick lubricants C) Water-based soluble oils D) Straight oils or sulfo-chlorinated mineral oils

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In the DS-13 M13 frame format, the overhead bits used for messages are the:

A) P bits B) X bits C) M bits D) F bits E) C bits

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