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'.
For example, a 15-watt LED light bulb draws 15 watts of electricity at any moment when turned on. Watt-hours are a measurement of energy, describing the total amount of electricity used over time. Watt-hours are a combination of how fast the electricity is used (watts) and the length of time it is used (hours).egawatts are used to measure the output of a power plant or the amount of electricity required by an entire city. One megawatt (MW) = 1,000 kilowatts = 1,000,000 watts. For example, a typical coal plant is about 600 MW in size. Gigawatts measure the capacity of large power plants or of many plants.