Quiz on ‘Capacitance’ 04

The electric energy U stored in a capacitor of capacitance C with charge Q and voltage V is U. Which is wrong?

If E is the electric field in any region then electric energy density (electric energy stored per unit volume of space) in the region is

SI unit of electric energy density is

Dimension of electric energy density is

Capacitors of capacitance \(C_1, \ C_2, \ C_3, \) are connected in series, and each has same value, C. The equivalent capacitance will be

Capacitors of capacitance \(C_1, \ C_2, \ C_3, \) are connected in parallel, and each has same value, C. The equivalent capacitance will be