Call your doctor at once if you have a serious side effect such as: 1  feeling short of breath, even with mild exertion; 2  swelling of your ankles or feet; 3  slow or uneven heartbeats; or. 4  numbness or cold feeling in your hands and feet.
For the most part, I understand the derivation; however, at the end of the derivation, the author adds one little condition: Where is the energy in a parallel plate capacitor actually stored? Well, if we think about it, the only place it could be stored is in the electric field generated between the plates..
Capacitors and capacitance. The amount of electrical energy a capacitor can store is called its capacitance. The capacitance of a capacitor is a bit like the size of a bucket: the bigger the bucket, the more water it can store; the bigger the capacitance, the more electricity a capacitor can store.