EASY
JEE Advanced
IMPORTANT
Earn 100

Eight drops of mercury of equal radii combine to form a big drop. The capacitance of the bigger drop as compared to each smaller drop is:
(a) times
(b) times
(c) times
(d) times
(e)Remains the same

50% studentsanswered this correctly

Important Questions on Electrostatics
MEDIUM
JEE Advanced
IMPORTANT
A slab of copper of thickness is inserted in between the plates of parallel plate capacitor as shown in figure. The separation of the plate is If then the ratio of capacities of the capacitor after and before inserting the slab will be

MEDIUM
JEE Advanced
IMPORTANT
Consider a parallel plate capacitor of capacity with air-filled in the gap between the plates. Now, one-half of the space between the plates is filled with a dielectric of dielectric constant as shown in the figure. The capacity of the capacitor changes to,

EASY
JEE Advanced
IMPORTANT
The capacity of a spherical condenser is If the spacing between the two spheres is the radius of the outer sphere is

MEDIUM
JEE Advanced
IMPORTANT
Four capacitors are connected in a circuit as shown in the figure. The effective capacitance between points and will be

MEDIUM
JEE Advanced
IMPORTANT
The equivalent capacitance between the points and is given by

EASY
JEE Advanced
IMPORTANT
A thin metal plate is inserted between the plates of a parallel-plate capacitor of capacitance in such a way that its edges touch the two plates. The capacitance now becomes

EASY
JEE Advanced
IMPORTANT
The capacitance of a capacitor does not depend on

EASY
JEE Advanced
IMPORTANT
A parallel plate capacitor has plate separation and capacitance . If a metallic foil of thickness is introduced between the plates, the capacitance would become
