What is the current carrying capacity of 1, 1.5, 2.5, 4, and 6 square meters of wires? How much power can it carry? Knowledge expansion
Recently, many beginners in electrical engineering have left messages asking: What is the safe current carrying capacity of wires? How much power can commonly used wires carry for electrical appliances? So today we will focus on the safe current carrying capacity of commonly used wires in household circuits!The commonly used wire specifications for home circuits include: 1, 1.5, 2...
WeChat only empties the Chat log as it does not delete it. It teaches you the correct cleaning method and frees up the phone space
Just clearing Chat log on WeChat is equal to not deleting it. I will teach you the correct cleaning method...
Shameless! China has discovered metal salt mines, but the United States demands sharing! Absolutely impossible
In today's interconnected global economy, the issue of resource allocation and sharing has become one of the focuses of international attention.As the world's second largest economy and resource rich country, China's influence and strength in resource development and utilization have attracted much attention!However, recently, China has excavated a large amount of metal salts in the Qinghai region, and the United States, after learning about this, wanted metal salts and subsequently accused China,Saying that China wants to become hegemonic...
WAIC Hot Discussion on Metaverse 2.0: Metaverse Entering the Stage of Value Creation Will Bring More Business Benefits
[World Wide Web Science and Technology Report] On July 8, the World Artificial Intelligence Conference "Metaverse Industrial Innovation Forum" was held in Shanghai. This forum was hosted by Ali Yuanjing...
In 2004, a 14-year-old boy from Hunan "flew" for 1.5 hours at an altitude of 10000 meters. What happened afterwards
Before reading this article, could you please click on "Follow" to facilitate your discussion and sharing, as well as bring you a different sense of participation? Thank you very much for your supportWen | speechlessEdit | WordlessOn November 10, 2004, two teenagers racked their brains and flipped overKunming Airport Run straight towards the airport with the guardrail net.Strangely, they are not airport passengers...
How does the "Crystal ball" buried 700 meters underground capture the magic Neutrino? Ask to the end
Source: CCTV News ClientEvery moment, our bodies are penetrated by tens of thousands of 'invisible substances', yet we are completely unaware of their existence. These "stealth matter" is one of the most basic particles in the material world: Neutrino...
Evaluation method of anti-corrosion performance of Graphene Polyaniline nanocomposites
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The coal seam is as thick as 1 kilometer and stretches for thousands of kilometers! Is the world's largest coal field really formed by plants?
Although clean energy has been widely used in recent years, coal resources still occupy the majority of the energy structure. It is understood that in 2022, China will consume5...
Design method for making polymer composite materials from waste materials such as olive residue
prefaceApplying industrial waste to polymer composite materials can reduce the demand for petroleum based plastics and the energy used in raw material processing. In addition, by optimizing the interfacial adhesion between the matrix and additives, the mechanical properties of composite materials can also be improved, and additional functions can be introduced based on the structure and properties of solid waste...
In 1987, the first person in China to operate a mobile phone, he randomly chose a phone number, but in the end, he chose something
followIn today's society, with the rapid development of technology, smartphones have become an inseparable part of our lives, and without them, it can be said that it is impossible to move at any pace. One phone call can easily connect the world, which was unimaginable in the days of slow traffic and a letter from home taking over half a month to reach loved ones...
The coal seam is as thick as 1 kilometer and extends for thousands of kilometers! Is the world's largest coal field actually formed by plants?
Before reading this article, could you please click on the red oneFollowThe button not only facilitates your discussion and sharing, but also brings you a different sense of participation. Thank you for your support!As is well known, coal is a very important energy resource, and the coal mine resources in the coalfield can be used for power generation, industrial manufacturing, living, and so on...
An impossible "artifact" retrieved by Japan from an asteroid 340 million kilometers away
With the advancement of technology,Bringing extraterrestrial samples back from space is no longer a rarityBut what is shocking is that the Japanese Falcon II probe,Not only did amino acids be discovered from the "Dragon Palace" asteroid, but a human creation was also brought back,And there has been no official explanation so far, only ambiguous statements. However, global netizens are skeptical about this statementBut I don't agree...