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Why does work have the same unit as energy?
because work is a transformation of energy. If there is some loss of energy in a process then same amount of work will be created. For this reason the unit of work and energy is same.
What is the relation between work and energy?
It takes energy to do work. Energy is defined as the capacity to do work. Work = force time distance. Think of a battery or an engine sitting ready to do work because it contains a certain amount of stored energy. When work is done (applying a force through a distance), energy is transferred between systems, or transformed from one type of energy into another type. (From the law of conservation of energy, we know that energy is always conserved.) Energy shares the same units of measure as work. The SI unit of work or energy is the joule.
Energy is the ability to do work or cause?
Energy is the ability to do work or cause change. It exists in various forms such as kinetic, potential, thermal, and electromagnetic energy. Energy can neither be created nor destroyed, but only transformed from one form to another.
Why can't the work done by a machine be greater than the work done on the machine?
According to the law of conservation of energy, energy cannot be created or destroyed, only transferred. Therefore, the work done by a machine cannot be greater than the work done on it because the input work is what provides the energy for the output work. Any excess work would violate this principle.
What is the relationship between work input and work output with reference to the law of conservation of energy?
According to the law of conservation of energy, energy cannot be created or destroyed, only transferred or transformed. This principle applies to work input and output, as the total work output of a system will always be equal to the total work input. Any work done on a system is transformed into some form of energy that is then used to perform the work output.
What kind of energy is energy from separating charges?
Energy from separating charges is electrical energy. When charges are separated, there is a potential difference created between them, which can be harnessed to do work or create power in an electrical circuit.
How does the concept of energy conservation apply when you work on an object?
When working on an object, the concept of energy conservation applies by ensuring that the total amount of energy remains constant. This means that the energy put into the object through work is equal to the energy output or changes in the object's energy state. In simpler terms, the energy you use to work on an object is not created or destroyed, but rather transformed or transferred within the system.
The rule stating that work output can never exceed work input is an application of the law of conservation of?
energy. This law states that energy cannot be created or destroyed, only transferred or transformed. The rule ensures that energy is conserved in a closed system.
The capacity for doing work. It may be transformed from one form to another.?
Energy is the capacity to do work and can be converted from one form to another, such as from kinetic to potential energy. This principle is described in the law of conservation of energy, which states that energy cannot be created or destroyed, only converted.
How is energy defined in science?
Energy in science is defined as the ability to do work or produce heat. It exists in different forms such as potential energy (stored energy) and kinetic energy (energy of motion). Energy can be converted from one form to another but cannot be created or destroyed according to the law of conservation of energy.
What are the consequances of first law of thermodynamics?
According to the first law of thermodynamics energy can neither be created nor be destroyed and any change in energy of a system is accounted for by work done. The work-energy relationship is the foundation on which all engines and motors operate, including the human engine. Energy gets converted into other forms of energy or it gets used to do work.
What does James prescott joule have to do with energy?
James Prescott Joule is known for his work with energy, specifically for establishing the relationship between mechanical work and heat energy. Joule's experiments led to the development of the principle of conservation of energy, showing that energy cannot be created or destroyed, only converted from one form to another. His work laid the foundation for the field of thermodynamics.
