On 8/4/06, Mohamed Ismail Bari <izmile@gmail.com> wrote:
> Hello guys,
>
> I need a very basic clarification here.
>
> Lets say a resistor of 1Ohm has 1Amp DC current through it. So, the power
> dissipated in the resistor is 1W. I want to know how this power can be
> releated to time. Should I say the dissipation as 1W/Sec or 1W/min or
> 1W/Hr?????.... (My guess is 1W/Sec) I am sure this is a 7th grade math.
> Probably, I was not paying attention when I was in 7th grade..;-).

Why do I feel you want to ask how to dimension a resistor for long
time continous dissipation versus curent pulses through it ?

Vasile

>
> On the similar lines.. How do we measure the power consumed by a
> fast varying load (For ex: Switching currents in a IC).. Area under the
> current waveform? Any other methods?
>
> Thanks,
> Ismail
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