When you start a program on the desktop by using a custom shortcut key, and the Start in box for the shortcut is blank, the program starts in the current working folder, which is usually the %SystemDrive%\Documents and Settings\. folder, instead of on the desktop.
Definition of 'megawatt hour'. Word Frequency. megawatt hour (ËmÉÉ¡ÉËwÉt aÊÉ) noun. a unit of energy equal to the work done by a power of a million watts in one hour. Electricity prices have fallen by 10% to Â£20.80 per megawatt hour over the past 12 months. Trends of 'megawatt hour'.
The kilowatt hour (symbol kWh, kWÂ·h, or kW h) is a derived unit of energy equal to 3.6 megajoules. If the energy is being transmitted or used at a constant rate (power) over a period of time, the total energy in kilowatt-hours is the product of the power in kilo watts and the time in hours.ne watt is equal to 1 J/s. One kilowatt-hour is 3.6 megajoules, which is the amount of energy converted if work is done at an average rate of one thousand watts for one hour.