Physics-
General
Easy
Question
A 
capacitor is connected to a 50V battery. How much electrostatic energy is stored in the capacitor
The correct answer is:
Related Questions to study
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Two protons A and B are placed in space between plates of a parallel plate capacitor charged upto V volts (See fig.) Forces on protons are 
and 
, then
Two protons A and B are placed in space between plates of a parallel plate capacitor charged upto V volts (See fig.) Forces on protons are and , then
Physics-General
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Two identical charged spherical drops each of capacitance C merge to form a single drop. The resultant capacitance is
Two identical charged spherical drops each of capacitance C merge to form a single drop. The resultant capacitance is
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Two spherical conductors each of capacity 
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and 
. These are then connected by means of a fine wire. The loss of energy will be
Two spherical conductors each of capacity are charged to potentials and . These are then connected by means of a fine wire. The loss of energy will be
Physics-General
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The expression for the capacity of the capacitor formed by compound dielectric placed between the plates of a parallel plate capacitor as shown in figure, will be (area of plate 
)
The expression for the capacity of the capacitor formed by compound dielectric placed between the plates of a parallel plate capacitor as shown in figure, will be (area of plate )
Physics-General
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The diameter of each plate of an air capacitor is 
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The diameter of each plate of an air capacitor is . To make the capacity of this plate capacitor equal to that of diameter sphere, the distance between the plates will be
Physics-General
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A light bulb, a capacitor and a battery are connected together as shown here, with switch 
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Physics-General
Maths-
y= 
, then 
at x = e is
y= , then at x = e is
Maths-General
Maths-
lf ST and SN are the Iengths of the subtangent and the subnormal at the point 
on the curve 
, where 
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lf ST and SN are the Iengths of the subtangent and the subnormal at the point on the curve , where ], then
Maths-General
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The normal to the curves 
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The normal to the curves and at angle always passes through the fixed point
Maths-General
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If 
=
and 
=
then
If =and = then
Maths-General
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The distance between the circular plates of a parallel plate condenser 
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is
The distance between the circular plates of a parallel plate condenser in diameter, in order to have same capacity as a sphere of radius is
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A frictionless dielectric plate is kept on a frictionless table 
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A frictionless dielectric plate is kept on a frictionless table . A charged parallel plate capacitance (of which the plates are frictionless) is kept near it. The plate is between the plates. When the plate is left between the plates
Physics-General
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As shown in the figure, a very thin sheet of aluminium is placed in between the plates of the condenser. Then the capacity
As shown in the figure, a very thin sheet of aluminium is placed in between the plates of the condenser. Then the capacity
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Force of attraction between the plates of a parallel plate capacitor is
Force of attraction between the plates of a parallel plate capacitor is
Physics-General
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A parallel plate condenser is connected with the terminals of a battery. The distance between the plates is
. If a glass plate (dielectric constant
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is introduced between them, then the capacity will become
A parallel plate condenser is connected with the terminals of a battery. The distance between the plates is. If a glass plate (dielectric constant) of is introduced between them, then the capacity will become
Physics-General
