(a) Define dielectric constant.
(b) How does dielectric constant affect `SN^1` rates ?
(c) Explain why solvolyses are much faster in `EtOH` than in acetone even though both solvents have the same dielectric constants.

The region of space between the plates of a parallel-plate capacitor is filled with a liquid dielectric with a dielectric constan in_1 . • A solid dielectric wi th a dielectric. constant in_2 is immersed in the liquid. The lines of force in t.he liquid have the shape shown in the figure. Which of the two dielectric constants is greater?

A parallel plate capacitor of area A, plate separation d and capacitance C is filled with three different dielectric materials having dielectric constants k_1 k_2 and k_3 as shown in the following figure. If a single dielectric material is to be used to have the same capacitance C in this capacitor then its dielectric constant k is given by

A parallel plate capacitor of area A , plate separation d and capacitance C is filled with three different dielectric materials having dielectric constant K_(1),K_(2) and K_(3) as shown in fig. If a single dielectric material is to be used to have the same effective capacitance as the above combination then its dielectric constant K is given by :

A parallel plate capacitor of area A, plate separation d and capacitance C is filled with three different dielectric materials having dielectric constants k_1 , k_2 and k_3 as shown. If a single dielectric material is to be used to have the same capacitance C in this capacitor, then its dielectic constant k is given by

A parallel plate capacitor of area A, plate separation d and capacitance C is filled with three different dielectric materials having dielectric constants k_1 , k_2 and k_3 as shown. If a isngle dielectric material is to be used to have the same capacitance C in this capacitor, then its dielectic constant k is given by

In which of the following solvents should KCI be soluble at 25^@ C ?(D = Dielectric constant value)