What is voltage? - Electricity Explained - (3)

0:00 / 0:00
John
Tsino (Pinasimple)
Mga Kabataan
Maikli
Gawing kapansin-pansin ang iyong video sa loob ng ilang segundo. Ayusin ang boses, wika, estilo, at audience ayon sa gusto mo!
Buod
电压可以用水压来解释，类似于水塔和注射器的例子。电池通过负极（阳极）和正极（阴极）产生正负压力，推动电子在电路中流动，形成电流。电压是电源提供的电势差，决定了电流的强度。电池的电压由能量消耗和电荷计算得出，例如普通AA电池的电压为1.5伏。连接多个电池可以增加总电压，而并联连接不会提高电压。了解电压的概念有助于理解电流如何在电路中工作。
Mga Subtitle
Inirerekomendang Mga Clip
04:37
揭秘2025年的免费AI致富秘笈：90%的人都在错过！用这8款工具，让你轻松月入百万！
05:09
Lec 2 | MIT 6.002 Circuits and Electronics, Spring 2007
05:20
How Does a Tank Work? M1A2 Abrams Tank!
02:30
生死一线：香港大埔火灾中的逃生奇迹与心灵重生
08:07
The AI Safety Expert: These Are The Only 5 Jobs That Will Remain In 2030! - Dr. Roman Yampolskiy
03:25
探秘国家权力：副委员长如何运筹帷幄？
05:35
Andrej Karpathy: Software Is Changing (Again)
11:39
海南封锁引发的百年变局！中国首台EUV原型机揭晓！日本核辩论风波中美俄如何应对？美俄密谈成果令人深思，泽伦斯基面临寒流！
01:57
Escaped from the DOWNPOUR in a SECRET HOUSE Underground and Building a Sauna
03:17
'Can't Replace China': NVIDIA CEO Warns Of China’s Quick Progress, Says BRI Will Push Them Forth
03:07
从零到亿的奇迹：如何在TikTok上创造一个收入过千万的品牌独立站？
04:54
当爱遇上传统：完美恋情如何被阻挡？