एक्सप्रेशन पोटेंशियल आफ धीमे टेलर्स जीरो पॉइंट 80 वोल्ट
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Potential difference V is the work done in moving a unit charge
∴ Work done in moving a charge Q through pot.diff. V=QV
i.e. W=QV
but= Q/t=i or Q=It
∴W=VIt
Worke done=Electrical energy
(a) ∴ Electrical energy = VIt is the expression
(b) Power is the rate of doing W
P=
t
W
=
t
VIt
=VI
P = VI is the expression.
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