1.

The potentials of the two plates of capacitor are +10V and ?10 V. The charge on one of the plates is 40 C. The capacitance of the capacitor is                                  [AFMC 2005]

A. 2 F
B. 4 F
C. 0.5 F
D. 0.25 F
Answer» B. 4 F


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