general

definition of power

It is designated, in general terms, with the term of power to that ability to execute something or produce an effect, generally, it is used in those situations in which you want to give a notion of strength and power.

Meanwhile, in some areas such as physics, philosophy, mathematics and electricity, the term power has a special meaning.

At the behest of mathematics, the product that results from multiplying a quantity by itself as many times as its exponent indicates is known as power.

In Philosophy, for example, when you want to give an idea of ​​what has the quality of possible but is not in action, being a fact, the term of power is used.

On the other hand, for physics, power is the amount of work done per unit of time, that is, power is the same as the rate of change of energy in a system or the time it takes to develop this or that job. The most popular units of power in this sense are: in the metric system, the watt, in the English system, the horsepower, in the technical system of units, the calorie and in the cegesimal system, the erg.

We can also find what is designated as electrical power, which is that amount of work per unit of time that an electrical current performs, that is, the amount of energy that a certain element transports or consumes in a certain period of time.

When the voltage is constant, the power is directly proportional to the current, that is, the power will increase if the current also increases as the current increases.

And finally, in another context in which the term has a special importance is in sport, for example, most athletes who perform highly demanding sports practices such as those who run or jump, generally, must prepare with special attention and emphasis on their physical powers in order to make a physical difference from the rest, especially in high-performance competitions such as the Olympic games.

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