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The true statement is, on increasing the distance between the plates of a parallel plate condenser ____.
the electric intensity between the plates will decrease
the electric intensity between the plates will increase
the electric intensity between the plates will remain unchanged
the P.D. between the plates will decrease
There is an air filled parallel plate capacitor. When the plate separation is doubled and the space is filled with wax, the capacitance increases to. The dielectric constant of wax is ____.
2
4
6
8
The capacity and the energy stored in a parallel plate condenser with air between its plates are respectively and. If the air is replaced by glass (dielectric constant = 5) between the plates, the capacity of the plates and the energy stored in it will respectively be ____.
Force of attraction between the plates of a parallel plate capacitor is ____.
A capacitor of capacity is connected with a battery of potential in parallel. The distance between its plates is reduced to half at once, assuming that the charge remains the same. Then to charge the capacitance upto the potential again, the energy given by the battery is ____.
identical spherical drops charged to the same potential are combined to form a big drop. The potential of the new drop is ____.
One plate of parallel plate capacitor is smaller than other, then charge on smaller plate is ____.
less than other
more than other
equal to other
will depend upon the medium between them
A capacitor is charged from to. Increase in energy is ____.
Twenty seven drops of water of the same size are equally and similarly charged. They are then united to form a bigger drop. By what factor will the electrical potential changes?
9 times
27 times
6 times
3 times
The intensity of electric field at a point between the plates of a charged capacitor ____.
is directly proportional to the distance between the plates
is inversely proportional to the distance between the plates
is inversely proportional to the square of the distance between the plates
does not depend upon the distance between the plates
The capacity of a condenser in which a dielectric of dielectric constant 5 has been used, is. If the dielectric is replaced by another with dielectric constant 20, the capacity becomes ____.
In a spherical condenser radius of the outer sphere is. The different in the radii of outer and inner sphere in. Its capacity is proportional to ____.
A capacitor when filled with a dielectric has charge, voltage and field. If the dielectric is replaced with another one having the new values of charge, voltage and field is respectively ____.
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