Capacitors and Capacitance » Exercise - 12. The capacitance of a parallel plate capacitor is given by : (a) C = a/v (b) C = εoA/d (c) C = dA/εo (d) C = εoAd
5555555555 22. When the plate area of a capacitor increases, ________. (a) the capacitance increases (b) the capacitance decreases (c) the capacitance is unaffected (d) the voltage it can withstand increases.
5555555555 21. A 330 pF capacitor and a 220 pF capacitor are each connected across a 6 V dc source. The voltage across the 330 pF capacitor is ________. (a) 3 V (b) 6 V (c) 4 V (d) 0 V
5555555555 20. When the voltage across a capacitor is tripled, the stored charge ________. (a) triples (b) is cut to one-third (c) stays the same (d) doubles