A 5 μF capacitor is charged to a p.d. of 10 V. If it is further charged, so that its p.d. increases to 20 V, the electric energy stored in it increases by
A. 450 μJ
B. 500 μJ
C. 750 μJ
D. 900 μJ
Answer:C
A 5 μF capacitor is charged to a p.d. of 10 V. If it is further charged, so that its p.d. increases to 20 V, the electric energy stored in it increases by
A. 450 μJ B. 500 μJ C. 750 μJ D. 900 μJ