Minimum number of capacitors each of `8 muF` and 250 V used to make a composite capacitor of `16 muF` and 1000 V are

Minimum number of capacitors of 4muF capacitance each required to obtain a capacitor of 10muF will be

Minimum number of capacitors of 2muF capacitance each required to obtain a capacitor of 5muF will be

A capacitorn of 2 muF charged to 50 V is connected in parallel with another capacitor of 1 muF charged to 20 V. The common potential and loss of energy will be

You are given a number of capacitors labelled as 8μF - 250V. Find the number of capacitors needed to get an arrangement equivalent of 16μF - 1000V.

From a supply identical capacitors rated 8 mu F , 250V ,the minimum number of capacitors required to form a composite 16 mu F , 2000V is

A capacitor of 20muF charged upto 500 V is connected in parallel with another capacitor of 10muF , which is charged upto 200 V. the common potential is

A capacitor of 30 muF charged up to 500 volt is connected in parallel with another capacitor of 15 muF which is charged up to 300V. The common potential is

A capacitor of 10 muF charged up to 250 volts is connected in parallel with another capacitor of 5 muF charged up to 100 volts. The common potential is

A capacitor 4 muF charged to 50 V is connected to another capacitor of 2 muF charged to 100 V with plates of like charges connected together. The total energy before and after connection in multiples of (10^(-2) J) is