Why is energy signal having a finite energy value and 'zero value of power'

  • #1
grafica
23
0
Energy signal?

hai..
i want to know why is energy signal having a finite energy value and 'zero value of power'
similarly the power signal have finite value of power and an INFINITE VALUE OF ENERGY
 
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  • #2


grafica said:
hai..
i want to know why is energy signal having a finite energy value and 'zero value of power'
similarly the power signal have finite value of power and an INFINITE VALUE OF ENERGY

HINT(S):
1) (Average) Power = (Total) Energy / time
2) [tex]Energy=\int(Power)dt[/tex]
3) How much time do you calculate over?
 
  • #3


hi
it is the general concept irrespective of time
 
  • #4


grafica said:
hi
it is the general concept irrespective of time

Yes, but a power signal lasts forever. A (finite) energy signal thus has 0 power. A power signal, because of how long it lasts (forever) will also have infinite energy. Unless there's 0 average power.
 

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