this is known as baseload cycling and its cost ranges from $ 2 to $ 23 per megawatt hour this also reduces the environmental friendliness of wind power because a coal fired or natural gas power plant must be kept online in case there s no wind two plants are running to do the job of one
Accelerometer in an iPhone. Definition: An accelerometer is a sensor which measures the tilting motion and orientation of a mobile phone. The Apple iPhone was the first popular mobile phone to make the accelerometer a key feature of its user interface. The accelerometer is used to ensure photographs are presented in the correct way - portrait or landscape - depending on the way the phone is held. Accelerometers are also increasingly used as a means of user input, most noticeably in games where tilting and rotating the handset can control onscreen action.
(May 2010). A cellular repeater (also known as cell phone signal booster or amplifier), in the cell phone industry, is a device used for boosting the cell phone reception to the local area by the usage of a reception antenna, a signal amplifier, and an internal rebroadcast antenna. cellular repeater is referred to as a mobile phone repeater or mobile repeater, and communicated in that way by Regulators. A mobile phone repeater operates within apparatus or spectrum licensed radio-frequency bands.