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- DictionaryPow·er/ˈpou(ə)r/
noun
- 1. the ability to do something or act in a particular way, especially as a faculty or quality: "the power of speech"
- 2. the capacity or ability to direct or influence the behavior of others or the course of events: "she had me under her power"
verb
- 1. supply (a device) with mechanical or electrical energy: "the car is powered by a fuel-injected 3.0-liter engine"
- 2. move or travel with great speed or force: "they powered past the dock toward the mouth of the creek"
People also ask
What does power mean?
What is the unit of power?
What is power in physics?
What is the dimension of power?
What is Power? We can define power as the rate of doing work, it is the work done in unit time. The SI unit of power is Watt (W) which is joules per second (J/s). Sometimes the power of motor vehicles and other machines is given in terms of Horsepower (hp), which is approximately equal to 745.7 watts.
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power. [ pou ′ ər ] The source of energy used to operate a machine or other system. The rate at which work is done, or energy expended, per unit time. Power is usually measured in watts (especially for electrical power) or horsepower (especially for mechanical power).
In physics, power is the amount of energy transferred or converted per unit time. In the International System of Units, the unit of power is the watt, equal to one joule per second. In older works, power is sometimes called activity. [1] [2] [3] Power is a scalar quantity.
- P
- watt (W)
B1. energy, usually electricity, that is used to provide light, heat, etc: nuclear power. Turn off the power at the main switch. power noun (COUNTRY) a country that has a lot of influence over others: a major world power. power noun (OFFICIAL RIGHT) an official or legal right to do something:
Definition of power noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Jul 15, 2019 · Updated on July 15, 2019. Power is the rate at which work is done or energy is transferred in a unit of time. Power is increased if work is done faster or energy is transferred in less time. Calculating Power. The equation for power is P = W/t. P stands for power (in watts)
What is power? Much like energy, the word power is something we hear a lot. In everyday life it has a wide range of meanings. In physics however, it has a very specific meaning. It is a measure of the rate at which work is done (or similarly, at which energy is transferred).
