A parallel plate condenser with oil between the plates( dielectric const. of oil K=2) has a capacitance C . if the oil is removed then what will be the capacitance of the capacitor?

Answer 1

C =ε(o) •ε•A/d
C1= ε(o) •A/d
C1 =C/ε = C/2

Answer 2

Whats ans