Condensing gas furnaces are classified as Category __________ appliances.

A. I
B. II
C. III
D. IV


Answer: D

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The standardized Gaussian PRNG produces Gi . What is the mean and variance of Zi =2Gi + 3

What will be an ideal response?

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A compound has the following properties at atmospheric pressure:

• Normal boiling point of 95 °C • Specific enthalpy of vaporization of 900 J/g • In the liquid phase, CP = 2.4 J/gK • In the vapor phase, CP = 3.0 J/gK Find the change in enthalpy when 500 grams of the compound are heated at atmospheric pressure from liquid at 50 °C to vapor at 150 °C.

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The primary contributor to unpredictable annual shifts in supply is:

a. Weather b. Wars c. Technology d. Farm subsidies e. Acreage

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When threading, the carriage is moved along the ways by:

A) The lead screw B) The feed rod spine or keyway C) A gear train on a rack D) The hand wheel

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