State the relationship between potential difference, work done and charge
moved.
202
Calculate the work done in moving
a charge of 4C from a point at 220 V to point at 230 V
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Answer:
(a) Potential difference = Work done / Charge moved.
(b) V1=220V,V2=230V, Charge moved =4C
Thus , the potential difference =V2−V1=230−220=10.
We know that ,
Work done = Potential difference × Charge moved =10×4
Work done =40joules.
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