DC power calculator

  Resistance: R =  
  Current: I =  
  Voltage: V =  
  Power: P =  
         

The instantaneous electrical DC power calculation: V(V) = I(A) × R(Ω)

P(W) = V(V) × I(A) = V 2(V) / R(Ω) = I 2(A) × R(Ω)

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DC power calculator
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