Physics-
General
Easy
Question
A parallel plate capacitor with air as the dielectric has capacitance 
A slab of dielectric constant 
and having the same thickness as the separation between the plates is introduced so as to fill one-fourth of the capacitor as shown in the figure. The new capacitance will be
The correct answer is:
Related Questions to study
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Find the electric dipole moment of a non-conducting ring of radius
, made of two semicircular rings having linear charge densities 
and 
as shown in Figure.
Find the electric dipole moment of a non-conducting ring of radius, made of two semicircular rings having linear charge densities and as shown in Figure.
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Find the capacitance between 
and 
(Fig). Each capacitor has capacitance C.
Find the capacitance between and (Fig). Each capacitor has capacitance C.
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The equivalent capacitance of the combination of three capacitors, each of capacitance C shown in figure between points A and B is
The equivalent capacitance of the combination of three capacitors, each of capacitance C shown in figure between points A and B is
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Three charges are placed at the vertex of an equilateral triangle as shown in figure. For what value of
, the electrostatic potential energy of the system is zero?
Three charges are placed at the vertex of an equilateral triangle as shown in figure. For what value of, the electrostatic potential energy of the system is zero?
physics-General
Physics-
Figure shows three points A, B and C in a region of uniform electric field E. The line AB is perpendicular and BC is parallel to the field lines. Then which of the following holds good?
Where 
represent the electric potential at the points A, B and C respectively.
Figure shows three points A, B and C in a region of uniform electric field E. The line AB is perpendicular and BC is parallel to the field lines. Then which of the following holds good?
Where represent the electric potential at the points A, B and C respectively.
Physics-General
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Effective capacitance between points 
in the figure, shown is
Effective capacitance between points in the figure, shown is
physics-General
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A number of capacitors, each of equal capacitance 
, are arranged as shown in Fig. The equivalent capacitance between 
and 
is
A number of capacitors, each of equal capacitance , are arranged as shown in Fig. The equivalent capacitance between and is
physics-General
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Two capacitors and with capacities and are charged to potential difference of and, respectively. The plates of the capacitors are connected as shown in the figure with one wire free from each capacitor. The upper plate of is positive and that of is negative. An uncharged capacitor of capacitance and lead wires falls on the free ends to complete circuit, then
Two capacitors and with capacities and are charged to potential difference of and, respectively. The plates of the capacitors are connected as shown in the figure with one wire free from each capacitor. The upper plate of is positive and that of is negative. An uncharged capacitor of capacitance and lead wires falls on the free ends to complete circuit, then
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Find the charge that will flow through the wire to if the switch is closed. The capacitance of each capacitor shown in the figure is
Find the charge that will flow through the wire to if the switch is closed. The capacitance of each capacitor shown in the figure is
physics-General
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A 20 capacitor is connected to 45 V battery through a circuit whose resistance is 2000 What is the final charge on the capacitor?
A 20 capacitor is connected to 45 V battery through a circuit whose resistance is 2000 What is the final charge on the capacitor?
physics-General
biology
Select the correct statement(s) A Microbial experiment show the pre-existing advantageous mutations when selected will result in the observation of new phenotypes Over few generation this would result in speciation B Neanderthal fossils represent a human relative C In 1938, a fish caught in South Africa happened to be a coelacanth (lobe fins) which was thought to be extinct These animals evolved into the first amphibian living on both land and water D Lichens can be used as water pollution indicators E Alfred Wallace, a natur st, who worked in Malay Archepelago (present Indonesia) has also come to similar conclusion on natural selection as reached by Darwinism
Select the correct statement(s) A Microbial experiment show the pre-existing advantageous mutations when selected will result in the observation of new phenotypes Over few generation this would result in speciation B Neanderthal fossils represent a human relative C In 1938, a fish caught in South Africa happened to be a coelacanth (lobe fins) which was thought to be extinct These animals evolved into the first amphibian living on both land and water D Lichens can be used as water pollution indicators E Alfred Wallace, a natur st, who worked in Malay Archepelago (present Indonesia) has also come to similar conclusion on natural selection as reached by Darwinism
biologyGeneral
biology
A definition of the term "Species" based on reproduction has distinct limitations, which include its
A definition of the term "Species" based on reproduction has distinct limitations, which include its
biologyGeneral
biology
Hugo deVries'theory of mutation:
Hugo deVries'theory of mutation:
biologyGeneral
biology
The material used in determining the age of a fossil is:
The material used in determining the age of a fossil is:
biologyGeneral
biology
Evolutionary convergence is the development of:
Evolutionary convergence is the development of:
biologyGeneral
