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Q:How much electricity does the ordinary fan use in a day?
If the fan power is 100 watts / hour, then use 2.4 kwh 24 hours a day
Q:When did the electric fan start to appear?
25 years later, Ecclestone engine and electrical company in the United States, and developed the world's first electric fan gear driven around the head
Q:Why does the fan seem to spin backwards when it spins?
Because the human eye to object displacement to distinguish between 0.1s, and 0.1s when the fan turn fast may turn 350 degrees, looks like reversal of 10 degrees, so add up, like upside down
Q:What is an electric fan?
The energized coil rotates under the force of the magnetic field. Electrical energy is converted to mechanical energy, and, at the same time, due to coil resistance, it is inevitable that some of the electrical energy is converted into heat energy.
Q:How to do if the electric fan is noisy?
Fan leaves may be dirty or deformed, and the center of gravity of the fan leaves is not in the center, which makes it easy to shake and make noise.
Q:How long can the electric fan be timed?
Another is circuit control, can be 30 minutes, 1 hours, two hours, four hours, and so on, depending on the circuit, microcontroller, timer settings
Q:What are the types of electric fans?
According to the use of classification can be divided into: domestic fan and industrial exhaust fan
Q:What is the function of the fan?
A fan refers to an apparatus for generating cool air in hot weather, an electric fan, a device for generating air flow by electricity, and a fan arranged inside to electrify, and then turns into a natural wind to achieve the effect of enjoying the cool
Q:Have you been driving the fan, more electricity or more air conditioning?
If you want to use a fan, then put a basin of cold water on the ground in front of the fan in the room, and the cooling effect will be better.
Q:Why does the fan turn?
The engine in the fan gained energy and began to work