Flashcards
Electrcity: Watt and Power
Cards in this deck (8)
- 1One 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.
- 2In 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).
- 3Who 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
- 4What 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'
- 51 gigawatt is equal to how many watts?One billion watts
- 6On 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).
- 7What is symbol for a watt?W
- 8Define Watt:The unit, defined as one joule per second, measures the rate of energy conversion or transfer.
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- This flashcard deck has some key physics definitions and formulas relating to Watts and Power
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- PatrickNoonan
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