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Old 17th-May-2008, 08:21 PM
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Quote:
Originally Posted by LMagic007 View Post
That above description is somewhat misleading. Instantaneous speed is not simply the rate at which you travel.
It is exactly that.
Quote:
Originally Posted by LMagic007 View Post
Getting back to the main point though, if energy cannot be instantaneous, then nor can power, because power without time is meaningless. Power requires time to have meaning.
Not so. It is a rate of doing work.
Quote:
Originally Posted by LMagic007 View Post
Instantaneous implies in an instant with no intervening time,
Yes, that what it means.
Quote:
Originally Posted by LMagic007 View Post
if time is zero then work cant be done
Exactly so.
Quote:
Originally Posted by LMagic007 View Post
and if work cant be done then power does not exist.
Incorrect at that point. Power is the rate of doing work. If that rate is performed over zero time there is no work.[/quote]
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