Question

 From a supply of identical capacitors rated 8 µF, 250V the minimum number of capacitros required to form a composite 16 µF, 1000V is: 

(A) 2 

(B) 4 

(C) 16 

(D) 32

Answer 1

4 times in series. Let each be x, then 

Which is possible when 8 are connected in parallel 

⇒ 8 × 4 = 32