A parallel plate capacitor is made of two square plats of side ‘a’, separated by a distance d (d<<a). The lower triangular portion is filled with a dielectric of dielectric constant K, as show in the figure. Capacitance of this capacitor is:
a. 

b. 
ln K 
c. 

d. 

A parallel plate capacitor is made of two square plats of side ‘a’, separated by a distance d (d<<a). The lower triangular portion is filled with a dielectric of dielectric constant K, as show in the figure. Capacitance of this capacitor is:
a. 

b. 
ln K 
c. 

d. 
