A higher poise number indicates that the viscosity of a fluid has __________.
A. increased
B. decreased
Answer: A
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If more work is approved, the repair order will enter which of the following phase?
A. Check out B. Additional work C. More work D. Remain in the second phase
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CO2 systems are most used in buildings for which of the following applications?
A) Kitchen grease hoods. B) Bank vaults. C) Garages. D) Laboratory fume hoods.
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Applying an ac voltage to an electromagnet's coil will produce a ________
A) changing magnetic field B) steady magnet field C) north magnetic field D) south magnetic field
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The number of British thermal units that are changed into useful work is 1,700. The number supplied is 4,300 Btu. What is the thermal efficiency to the nearest whole percent?
A. 30% B. 35% C. 40% D. 45%
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