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2. The Best Window Air Conditioners, According to ... - AOL

   www.aol.com/best-window-air-conditioners...

   Friedrich Chill Premier 10000 BTU Smart Window Air Conditioner CCF10A10A. Best for: Large rooms This model can cool a 400- to 500-square-foot space with ease thanks to its 10,000 BTUs and eight ...

3. Mathematics of three-phase electric power - Wikipedia

   en.wikipedia.org/wiki/Mathematics_of_three-phase...

   The plotted line represents the variation of instantaneous voltage (or current) with respect to time. This cycle repeats with a frequency that depends on the power system. In electrical engineering, three-phase electric power systems have at least three conductors carrying alternating voltages that are offset in time by one-third of the period ...

4. Volt-ampere - Wikipedia

   en.wikipedia.org/wiki/Volt-ampere

   The unit "var" is allowed by the International System of Units (SI) even though the unit var is representative of a form of power. [8] Per EU directive 80/181/EEC (the "metric directive"), the correct symbol is lower-case "var", [ 1 ] although the spellings "Var" and "VAr" are commonly seen, and "VAR" is widely used throughout the power industry.

5. AC power - Wikipedia

   en.wikipedia.org/wiki/AC_power

   The portion of instantaneous power that, averaged over a complete cycle of the AC waveform, results in net transfer of energy in one direction is known as instantaneous active power, and its time average is known as active power or real power.

6. Mains electricity - Wikipedia

   en.wikipedia.org/wiki/Mains_electricity

   Mains electricity or utility power, grid power, domestic power, and wall power, or, in some parts of Canada, hydro, is a general-purpose alternating-current (AC) electric power supply. It is the form of electrical power that is delivered to homes and businesses through the electrical grid in many parts of the world.

7. Ditch your window air conditioning unit for a portable one - AOL

   www.aol.com/ditch-window-air-conditioning-unit...

   TL;DR: Best Buy has a few portable air conditioners on sale as of May 5 — grab an Insignia 250-square foot AC for $199.99, an LG 400-square foot AC for $464.99, or an SPT 700-square foot AC for ...