Two parallel plates are of potential `-20V` and `+40V`.If the separation between them is `4cm`.The electric field between them is?

Two plates are at potentials -10 V and +30 V . If the separation between the plates be 2 cm . The electric filed between them is

Two parallel plates have equal and opposite charge. When the space between them is evacuated, the electric field between the plates is 2xx 10^(5) V/m. When the space is filled with dielectric, the electric field becemes 1xx10^(5) V/m. The dielectric constant of the dielectric material is

Two plates are 2cm apart, a potential difference of 10 volt is applied between them, the electric field between the plates is

A point charge q is situated at X between two parallel plates which have a potential difference V and carry charges +Q and -Q . What is the electric field strength at X ?

A parallel plate capacitor of plate area A and plates separation distance d is charged by applying a potential V_(0) between the plates. The dielectric constant of the medium between the plates is K. What is the uniform electric field E between the plates of the capacitor ?

A parallel plate air capacitor is made using two square plates each of side 0.2 m, spaced 1 cm apart. It is connected to a 50V battery. What is the electric field between the plates ?

Two parallel plate capacitors X and Y have the same area of the plates and same separation between them, are connected in series to a battery of 15 V. X has air between the plates while Y contains a dielectric of constant k = 2. Calculate the potential difference between the plates of X and Y.