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Why do people put balls on high voltage cables?
The balls on high voltage wires have always been a mystery, so what is their purpose?
Voltage
Browse ScienceInfo articles and explainers related to Voltage.
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Articles about Voltage
33 published items.
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Heart-stopping scene at the scene of a man sitting on a helicopter, holding a metal rod near a high-voltage wire
The video below captures a man sitting on the legs of a flying helicopter, he is taken to a high voltage power line.
Animal world
Electric eel lights a Christmas tree in the US
Visitors to the Tennessee aquarium may be shocked to learn that the Christmas tree is being lit from an unusual renewable energy source - an electric eel.
Computer science
Why does the phone explode while charging?
A number of phone cases exploded when charging, causing injury or death to people both in Vietnam and around the world, causing many people to be nervous and confused.
New technology
Human skin can glow into a watch
Researchers from the American Chemical Society (ACS) have developed a long-lasting subcutaneous light-emitting device that works at low voltage and is safe for human ski…
Computer science
Be careful to fire when charging the car
Charge your phone battery in cars, trains ... when traveling, on business trips, when traveling far away ... very convenient. But the risk of explosion is much higher th…
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Why do birds perch on trees without electric shock?
Because wearing insulated shoes should birds not jerk when parked on the power cord? Not so.
Science invention
The development of invisible solar cells
Photovoltaic cells are cells that receive sunlight and then convert them into electrical energy, which has now become popular, although it is quite expensive.
Scientific application
Principle of operation and charging process of lithium ion batteries
Lithium-ion batteries are many types of batteries used in devices such as mobile phones, laptops, electric cars, ...
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Why are there differences in the use of 110V and 220V voltages between countries in the world?
Our electrical and electronic devices in Vietnam market are often used at 220V voltage.
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Power saving with smart software manufactured by students
The software will display the parameters of power consumption, current, voltage ... help managers can monitor the amount of electricity consumed in a building.
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What happens if you urinate on a high-voltage electric fence?
There has been a report of a man dying from urination on the subway train, so how is the truth? What happens if you urinate on an electric fence?
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Surprise with the wonderful lightning created just by the things in the house
If you have for some reason poured soda or water and a little baking soda (also called baking soda) on a wooden table, what would you do?
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Why does Vietnam use 220v voltage but Japan only uses 110v?
If you are an attentive person, you easily realize that electrical items brought from the US or Japan are often required to be used with a switch ...
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What secrets hidden behind the device know this miraculous fire dance?
Generator system ... according to this music is an application from a device called