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Criado por PatrickNoonan
mais de 10 anos atrás
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Questão | Responda |
One watt is ...? | One watt is the rate at which work is done when an object's velocity is held constant at one meter per second against constant opposing force of one newton. |
In terms of electromagnetism one watt is...? | one watt is the rate at which work is done when one ampere (A) of current flows through an electrical potential difference of one volt (V). |
Who is the watt named after? | The watt is named after the Scottish scientist James Watt for his contributions to the development of the steam engine |
What is Power? | Power is the rate at which energy is generated or consumed and hence is measured in units (e.g. watts) that represent 'energy per unit time' |
1 gigawatt is equal to how many watts? | One billion watts |
On average how much watts does one square meter of the earth receive from the sun? | A surface area of one square meter on Earth receives typically one kilowatt of sunlight from the sun (on a clear day at mid day). |
What is symbol for a watt? | W |
Define Watt: | The unit, defined as one joule per second, measures the rate of energy conversion or transfer. |
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