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Electrical current occurs when electrons move. As the electrons through a medium, such as a wire, they experience friction, which produces heat. The fast the electrons are moving, the more friction they experience and the more heat is generated. Typically, this heat energy dissipates and is not useful. Electrical heating applicances sned current through highly resistant materials to cause high amounts of heat through friction. This is the basic premise of an electric stove range. Super-conduction is when electrons flow without any friction and therefore keep all of their energy as electricity. This can happen in certain materials at extremely low temperatures.
What else can I help you with?
What are the seven different types of energies?
thermal nuclear chemicals mechanical light electrical sound
When a light bulb is lit this an example of what?
When a light bulb is lit, it is an example of electrical energy being converted into light energy and thermal energy. The electric current flowing through the filament heats it up, causing it to emit light. This process is a demonstration of energy transformation, where one form of energy is changed into another to produce a useful output.
Is firewood an indirect form of solar energy?
Well it depends on how you look at it. Firewood itself isn't because it isn't producing any thermal or electric energy. If you are looking at it as firewood being burned then yes it is an indirect form of solar because it is being converted to thermal energy
What is a insulator and give an example?
An insulator is a material that resists the flow of electric current or heat, preventing energy transfer. Common examples include rubber, glass, and plastic, which are often used to coat wires or insulate electrical components to ensure safety and efficiency. Insulators are essential in various applications, including electrical systems and thermal insulation in buildings.
What does all insulators have in common?
All insulators share the common characteristic of having high electrical resistance, which prevents the flow of electric current. They are typically made from materials that do not allow electrons to move freely, such as rubber, glass, or plastic. This property makes insulators essential for protecting against electric shock and ensuring the safe and efficient operation of electrical systems. Additionally, many insulators also exhibit low thermal conductivity, making them effective at resisting heat transfer.
What are the three main effects of an electric current?
The main effects of an electric current are the generation of heat (thermal effect), the production of light (light effect), and the creation of a magnetic field (magnetic effect).
What element is a good conductors of thermal energy and electric current?
a metal
What metal is a good conductor of thermal energy and electric current?
aluminum, copper,
What has the author M R Yenchek written?
M. R. Yenchek has written: 'Thermal characteristics of energized coal mine trailing cables' -- subject(s): Coal mining machinery, Electric cables, Electric equipment, Thermal properties 'Evaluation of sensitive ground fault interrupters for coal mines' -- subject(s): Coal mines and mining, Electric circuit-breakers, Electric equipment 'Impact of current load on mine trailing cable thermal life' -- subject(s): Coal mining machinery, Electric cables, Electric currents, Electric equipment, Heating effects, Powerline ampacity, Testing, Thermal properties
What shiny metal is a good conductor of thermal energy and electric current?
Tranition metals
What is the relationship between thermal energy and electric fields?
Thermal energy and electric fields are related through the concept of thermoelectricity. When there is a temperature difference in a material, it can create an electric field, which can then generate an electric current. This phenomenon is known as the Seebeck effect. In essence, thermal energy can be converted into electrical energy through the interaction of temperature gradients and electric fields.
What are the three effects of electric current?
Death, injury, and electricutionIf we ignore the above, humourous(!), attempt at an answer, then the three effects of an electric current are (1) heating effect, (2) chemical effect, and (3) magnetic effect.Examples of the heating effect include electric heaters, kettles, stoves, etc. An examples of the chemical effect is electroplating. Examples of the magnetic effect includes relays, motors, etc.The SI unit of current, the ampere, is defined in terms of the force between two parallel conductors due to their magnetic fields (i.e. the magnetic effect).
What are Shiny element which is a good conductor of thermal energy and electric current?
Silver is a shiny element that is a good conductor of both thermal energy and electric current. It has the highest electrical conductivity of any metal, making it highly effective for conducting electricity. Additionally, silver also has a high thermal conductivity, allowing it to efficiently transfer heat.
The ability of a material to transfer heat or electric current is call what?
The ability of a material to transfer heat is called thermal conductivity, while the ability to transfer an electric current is known as electrical conductivity.
What device is used to transform thermal energy to electric energy?
A thermoelectric generator is typically used to transform thermal energy into electric energy. It works by utilizing the temperature difference between two different materials to generate an electric current.
If a current in an electric stove is doubled how will the thermal energy produced per unit time change?
sera ulo
What is a Chemical to thermal electrical current?
Chemical to thermal electrical current refers to the conversion of chemical energy into electrical energy, which is then transformed into thermal energy. This process occurs in systems like batteries and fuel cells, where chemical reactions generate an electric current. When this current flows through a resistive material, it produces heat, demonstrating the interplay between chemical, electrical, and thermal forms of energy.
