How far can a fire truck spray water? Between 75 feet and 100 feet straight up, depending on water pressure. In practice, though, firefighters on the ground rarely attempt to reach higher than 40 feet with hoses. How far could a straight stream of water reach from a fire hose having a nozzle pressure of […]
What do I write in code comments? Comments should be useful high level descriptions of what the program is doing. They should not restate something that is “obvious”. By using appropriate variable names, much of a program can be (almost) as easy to read as English. Why are comments in code bad? Consistently interrupted by […]
What is emitted during thermionic emission? thermionic emission, discharge of electrons from heated materials, widely used as a source of electrons in conventional electron tubes (e.g., television picture tubes) in the fields of electronics and communications. The phenomenon was first observed (1883) by Thomas A. What is thermionic emission of electrons? Thermionic emission is the […]
What is the national flower of Brazil? The National Flower The Ipê-amarelo. Tecoma chrysostricha) is the common name given to the many Brazilian plants and trees belonging to the mimosa, bignonia and borage families; there is no. English equivalent. The Ipê-amarelo, a member of the genus Tecoma, is the national flower of Brazil. What is […]
What is HTTP Error 503 and how do you fix it? Troubleshooting on the Server-Side Actually, error 503 Service Unavailable code can be a result of bottleneck in the server chain that hosts your application. If you or an web admin have the ability to do so, one of the simplest solution is by restarting […]
What is the goddess Diana known for? wild animals Diana, in Roman religion, goddess of wild animals and the hunt, identified with the Greek goddess Artemis. Her name is akin to the Latin words dium (“sky”) and dius (“daylight”). Like her Greek counterpart, she was also a goddess of domestic animals. Who is the most […]
Does Pierre Omidyar live in Hawaii? Two full-time Hawaii residents cracked the top 100 in Forbes’ newly released World Billionaires List of 2021. Honolulu’s Pierre Omidyar, formerly the richest full-time Hawaii resident, saw his wealth nearly double from 2020, going from $11 billion to $21.4 billion, moving from No. 118 on Forbes’ 2020 list to […]
What is the air pressure on a station model? Air pressure on a station model only contains the last 3 digits of the air pressure. A pressure of 995. 0 mb is written as 950 on the station model. A pressure of 1032 is written as 320 on the station model. What is the meaning […]
What is DCS method? A distributed control system (DCS) is a computerised control system for a process or plant usually with many control loops, in which autonomous controllers are distributed throughout the system, but there is no central operator supervisory control. Is PlantPAx a Scada? PlantPAx 5.0 brings together the best of both DCS and […]
What do you do if x is 0? The solution x = 0 means that the value 0 satisfies the equation, so there is a solution. “No solution” means that there is no value, not even 0, which would satisfy the equation. Can X be zero in a function? The zeros of a function are […]
