1.

Capacitance of a parallel plate capacitor becomes 4/3 times its original value if a dielectric slab of thickness t = d/2 is inserted between the plates (d is the separation between the plates). The dielectric constant of the slab is         [KCET 2003]

A.   8    
B.   4
C.   6    
D.   2
Answer» E.


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