The turns ratio for the transformer effects is ___________
a. The number of turns in the primary and secondary windings.
b. The ratio of voltage in the primary and the secondary windings.
c. The ratio of the current primary and secondary windings.
d. All the above.
D
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A building code regulates
A) the construction of the building. B) the design of the building. C) the aesthetics of the building. D) all of the above. E) both A and B.
A mixture of saturated liquid water and saturated steam at T = 393.15 K has a specific enthalpy of 2000 kJ/kg. What is the quality of this mixture?
A. 0.321 B. 0.738 C. 0.679 D. -0.138 E. 0.262
Compared to electro-mechanical controls, pneumatic controls can more easily:
A) Provide proportional or modulating control. B) Control small appliances. C) Control residential air-conditioning systems. D) On-off control.
The approximate inch conversion for standard line thicknesses is .02 in. (0.6 mm) for thick lines and .01 in. (0.3 mm) for thin lines. This establishes a two-to-one ratio between thick and thin lines.
Answer the following statement true (T) or false (F)