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1 day ago · t. e. The second law of thermodynamics is a physical law based on universal empirical observation concerning heat and energy interconversions. A simple statement of the law is that heat always flows spontaneously from hotter to colder regions of matter (or 'downhill' in terms of the temperature gradient).
1 day ago · Dipole antenna used by the radar altimeter in an airplane. Animated diagram of a half-wave dipole antenna receiving a radio wave. The antenna consists of two metal rods connected to a receiver R. The electric field ( E, green arrows) of the incoming wave pushes the electrons in the rods back and forth, charging the ends alternately positive ...
3 hours ago · The delivery charge is the amount to cover the cost of moving electricity from the generation plant to your home, according to the Public Utility Commission.
2 hours ago · A clock or chronometer is a device that measures and displays time. The clock is one of the oldest human inventions, meeting the need to measure intervals of time shorter than the natural units such as the day, the lunar month, and the year. Devices operating on several physical processes have been used over the millennia .
1 day ago · Bernie English. Tue Jul 16 2024 - 16:17. A Co Limerick local election candidate who failed to win a council seat has been given permission by a judge to begin proceedings to look at votes cast for ...
1 day ago · Cricket is a bat-and-ball game that is played between two teams of eleven players on a field, at the centre of which is a 22-yard (20-metre) pitch with a wicket at each end, each comprising two bails balanced on three stumps. Two players from the batting team (the striker and nonstriker) stand in front of either wicket holding bats, with one ...
1 day ago · Donald Trump named his running mate as JD Vance, a populist who opposes Ukraine aid and who called the UK the "first Islamist country to get a nuclear weapon". Angela Rayner hit back at the ...
