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1.
In the figure shown, the effective capacitance between the points 
and 
if each has capacitance 
is
and if each has capacitance is
2.
An air capacitor of capacity 
is connected to a constant voltage battery of 
Now the space between the plates is filled with a liquid of dielectric constant 5. The charge that flows now from battery to the capacitor is
is connected to a constant voltage battery of Now the space between the plates is filled with a liquid of dielectric constant 5. The charge that flows now from battery to the capacitor is
3.
Given,
The time constant (in
) for the circuits, I, II, III, are respectively
The time constant (in
) for the circuits, I, II, III, are respectively
4.
The distance between 
and 
ions in 
molecule is 
What will be the potential due to this dipole at a distance of 
on the axis of dipole
and ions in molecule is What will be the potential due to this dipole at a distance of on the axis of dipole
5.
The ratio of momenta of an electron and an 
particle which are accelerated from rest by a potential difference of 
is
particle which are accelerated from rest by a potential difference of is
6.
A series combination of three capacitors of capacities 
and 
is connected to a battery of e.m.f. 13 
The potential difference across the plates of 
capacitor will be
and is connected to a battery of e.m.f. 13 The potential difference across the plates of capacitor will be
7.
What is not true for equipotential surface for uniform electric field
8.
Electric charges of 
are placed at the corners of a square of side 
the potential at the centre of the square is
are placed at the corners of a square of side the potential at the centre of the square is
9.
Charge 
on a capacitor varies with voltage 
as shown in the figure, where is taken along the 
-axis and along the 
-axis. The area of triangle 
represents
on a capacitor varies with voltage as shown in the figure, where is taken along the -axis and along the -axis. The area of triangle represents
10.
Six capacitors each of capacitance of 
are connected as shown in the figure. The effective capacitance between and 
is
are connected as shown in the figure. The effective capacitance between and is