(Answered) 1 a capacitor has a charge of 0002c when it is connected

Engineering

1) A capacitor has a charge of 0.002C when it is connected across a 100V battery, Find its capacitance.

2) A capacitor has a capacitance of 6.40uF. How much charge must be removed to lower the potential difference of its plate by 50.0V?

3) The plates of a parallel-plate capacitor have areas of 40cm2 and are separated by 0.2mm of waxed paper (K=2.2). Find its capacitance.

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