how P=VI is derived
how P=VI is derived
avani bhargava , 9 Years ago
Grade 10
10 grade science> how P=VI is derived...
2 Answers
Saurabh Kumar
Last Activity: 9 Years ago
P = W/t = (qV)/t = I V
Arun
Last Activity: 9 Years ago
Let V=Potential Difference, E=Energy, Q=Charge, I=Current, t=Time
V=E/Q, So E=QV.
Divide both sides by t.
E/t=QV/t
P=(Q/t)V
P=VI (Because I=Q/t)
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