jwood1891 jwood1891
  • 16-04-2019
  • Physics
contestada

What is the relationship among electric power, current, and voltage?

Respuesta :

skyluke89
skyluke89 skyluke89
  • 19-04-2019

Answer:

[tex]P=V\cdot I[/tex]

Explanation:

In an electrical circuit, the relationship between power, current and voltage is given by:

[tex]P=VI[/tex] (1)

where

P is the power

V is the voltage

I is the current

This equation can also be rewritten in other forms: considering Ohm's Law,

[tex]V=RI[/tex]

where R is the resistance of the circuit, we can rewrite (1) as

[tex]P=(IR)I=I^2 R[/tex]

And also as

[tex]P=V(\frac{V}{R})=\frac{V^2}{R}[/tex]

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