解析 C。不能把手靠近火花感受热量,A 项错误。不能喷水,可能会导致触电,B 项错误。不能像往常一样继续使用,D 项错误。正确的做法是关掉电源并叫电工,C 项正确。涉及的表达有 spark(火花),electrical outlet(电源插座),electrician(电工)。语法上无特殊语法点。
B. Keep using the appliances and see if the smoke goes away. C. Use water to put out the smoke. D. Call an E. lectrician immediately. 相关知识点: 试题来源: 解析 D。解析:看到插座冒烟应该立即叫电工来检查。选项 A,拔掉所有电器可能不是最好的方法,因为不一定所有电器都有问题;选项 B,继续...
Your solar array consists of conductors that convert sunlight into an electrical charge. By necessity, these conductors must run at all times, or you risk running out of power. It’s this capability that makes it more challenging to switch the system. Many people assume that shutting down t...
But with a household electrical outlet, electricity will flow even if you reverse the left and right prongs of the plug. Since electricity in an AC current flows in both directions, the magnitude of the electricity varies moment by moment. These values are known as instantaneous values, and th...
As adjectives the difference between electrical and multioutlet is that electrical is related to electricity (or electronics) while multioutlet is...
解析 B。如果房间里的电源插座有问题,自己尝试修理是很危险的,A 项错误。不能忽视问题继续使用,C 项错误。不能用湿布清洁,D 项错误。正确的做法是立刻告诉父母,B 项正确。涉及的表达有 electrical outlet(电源插座)。语法上无特殊语法点。反馈 收藏
The first thing to check is the breaker(in your home’selectrical service panel) of the circuit serving the fridge. Most homes have a dedicated 20-amp circuit for the fridge alone, while older homes may have it on a general kitchen circuit. Turn the breaker back on (or replace the fuse...
The power of an electrical system is the multiplication of the voltage with the current, integrated over and then divided through periodic time. The periodic time (equals the frequency) must be known in order to calculate the power of an electrical system. “Power analysis” is simply the ...
and reliability. With AV2000 technology and dual Gigabit ports, it offers the fastest possible powerline speeds while the pass-through outlet ensures you don’t lose valuable socket space. The inclusion of 2x2 MIMO technology makes it especially effective in homes with complex electrical systems, ...
Working Principles of Different Electrical Vehicles (EV) We will be discussing the principles on which every EV moves, let’s begin with: 1. Working Principles of BEV For the electric motor, power is converted from the DC battery to AC. The accelerator pedal sends a signal to the controller...