
Answer:
0.2365 ÎŒC, 6.50 x 10â»â” J, 6.28 x 10â” V/m
Explanation:
C = 430 pF, V = 550 V, d = 0.89 mm
A) Q = CV = 430 * 550 pC = 236,500 pC = 0.2365 ÎŒC
B) U = CVÂČ/2 = 430 x 10â»ÂčÂČ x 550ÂČ/2 J = 6.50 x 10â»â” J
C) E = V/d = 550/(0.89 x 10â»Âł) V/m = 6.28 x 10â” V/m